diff --git a/EnvelopeGenerator.Form/EnvelopeGenerator.Form.vbproj b/EnvelopeGenerator.Form/EnvelopeGenerator.Form.vbproj
index daedef6b..fdfe181a 100644
--- a/EnvelopeGenerator.Form/EnvelopeGenerator.Form.vbproj
+++ b/EnvelopeGenerator.Form/EnvelopeGenerator.Form.vbproj
@@ -117,72 +117,75 @@
     <Reference Include="EntityFramework.SqlServer, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
       <HintPath>..\packages\EntityFramework.6.4.4\lib\net45\EntityFramework.SqlServer.dll</HintPath>
     </Reference>
-    <Reference Include="EnvelopeGenerator.Common, Version=2.4.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\EnvelopeGenerator.Common\bin\Debug\EnvelopeGenerator.Common.dll</HintPath>
+    <Reference Include="EnvelopeGenerator.Common, Version=2.4.2.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\EnvelopeGenerator.Common.2.4.2\lib\net462\EnvelopeGenerator.Common.dll</HintPath>
     </Reference>
     <Reference Include="FirebirdSql.Data.FirebirdClient, Version=7.5.0.0, Culture=neutral, PublicKeyToken=3750abcc3150b00c, processorArchitecture=MSIL">
       <HintPath>..\packages\FirebirdSql.Data.FirebirdClient.7.5.0\lib\net452\FirebirdSql.Data.FirebirdClient.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.dll</HintPath>
+    <Reference Include="GdPicture.NET.14, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.barcode.1d.writer, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.barcode.1d.writer.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.barcode.1d.writer, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.barcode.1d.writer.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.barcode.2d.writer, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.barcode.2d.writer.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.barcode.2d.writer, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.barcode.2d.writer.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.CAD, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.CAD.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.CAD, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.CAD.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.CAD.DWG, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.CAD.DWG.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.CAD.DWG, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.CAD.DWG.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Common, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Common.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Common, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Common.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Document, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Document.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Document, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Document.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Email, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Email.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Email, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Email.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.HTML, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.HTML.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.HTML, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.HTML.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Imaging, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Imaging.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Imaging, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Imaging.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Imaging.Formats, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Imaging.Formats.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Imaging.Formats, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Imaging.Formats.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Imaging.Formats.Conversion, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Imaging.Formats.Conversion.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Imaging.Formats.Conversion, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Imaging.Formats.Conversion.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.Imaging.Rendering, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.Imaging.Rendering.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.Imaging.Rendering, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.Imaging.Rendering.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.MSOfficeBinary, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.MSOfficeBinary.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.MSOfficeBinary, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.MSOfficeBinary.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.OpenDocument, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.OpenDocument.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.OpenDocument, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.OpenDocument.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.OpenXML, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.OpenXML.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.OpenXML, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.OpenXML.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.OpenXML.Templating, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.OpenXML.Templating.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.OpenXML.Templating, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.OpenXML.Templating.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.PDF, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.PDF.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.PDF, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.PDF.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.RTF, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.RTF.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.RTF, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.RTF.dll</HintPath>
     </Reference>
-    <Reference Include="GdPicture.NET.14.SVG, Version=14.3.1.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\GdPicture.NET.14.SVG.dll</HintPath>
+    <Reference Include="GdPicture.NET.14.SVG, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.SVG.dll</HintPath>
+    </Reference>
+    <Reference Include="GdPicture.NET.14.wia.gateway, Version=1.0.0.0, Culture=neutral, PublicKeyToken=6973b5c22dcf45f7, processorArchitecture=MSIL">
+      <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.wia.gateway.dll</HintPath>
+      <EmbedInteropTypes>True</EmbedInteropTypes>
     </Reference>
     <Reference Include="Microsoft.Bcl.AsyncInterfaces, Version=9.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Bcl.AsyncInterfaces.9.0.0\lib\net462\Microsoft.Bcl.AsyncInterfaces.dll</HintPath>
@@ -190,15 +193,15 @@
     <Reference Include="Microsoft.Bcl.Cryptography, Version=9.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Bcl.Cryptography.9.0.0\lib\net462\Microsoft.Bcl.Cryptography.dll</HintPath>
     </Reference>
+    <Reference Include="Microsoft.Extensions.Logging.Abstractions, Version=2.1.1.0, Culture=neutral, PublicKeyToken=adb9793829ddae60, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Extensions.Logging.Abstractions.2.1.1\lib\netstandard2.0\Microsoft.Extensions.Logging.Abstractions.dll</HintPath>
+    </Reference>
     <Reference Include="Microsoft.Identity.Client, Version=4.55.0.0, Culture=neutral, PublicKeyToken=0a613f4dd989e8ae, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.Identity.Client.4.55.0\lib\net461\Microsoft.Identity.Client.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.IdentityModel.Abstractions, Version=6.22.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\Microsoft.IdentityModel.Abstractions.6.22.0\lib\net461\Microsoft.IdentityModel.Abstractions.dll</HintPath>
     </Reference>
-    <Reference Include="Microsoft.Win32.Registry, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\Microsoft.Win32.Registry.dll</HintPath>
-    </Reference>
     <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>..\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
@@ -212,10 +215,13 @@
       <HintPath>..\packages\OpenMcdf.2.4.1\lib\net40\OpenMcdf.dll</HintPath>
     </Reference>
     <Reference Include="protobuf-net, Version=3.0.0.0, Culture=neutral, PublicKeyToken=257b51d87d2e4d67, processorArchitecture=MSIL">
-      <HintPath>..\packages\protobuf-net.3.2.45\lib\net462\protobuf-net.dll</HintPath>
+      <HintPath>..\packages\protobuf-net.3.2.46\lib\net462\protobuf-net.dll</HintPath>
     </Reference>
     <Reference Include="protobuf-net.Core, Version=3.0.0.0, Culture=neutral, PublicKeyToken=257b51d87d2e4d67, processorArchitecture=MSIL">
-      <HintPath>..\packages\protobuf-net.Core.3.2.45\lib\net462\protobuf-net.Core.dll</HintPath>
+      <HintPath>..\packages\protobuf-net.Core.3.2.46\lib\net462\protobuf-net.Core.dll</HintPath>
+    </Reference>
+    <Reference Include="Quartz, Version=3.8.0.0, Culture=neutral, PublicKeyToken=f6b8c98a402cc8a4, processorArchitecture=MSIL">
+      <HintPath>..\packages\Quartz.3.8.0\lib\net462\Quartz.dll</HintPath>
     </Reference>
     <Reference Include="RtfPipe, Version=2.0.7677.4303, Culture=neutral, PublicKeyToken=5f6ab4ce530296d2, processorArchitecture=MSIL">
       <HintPath>..\packages\RtfPipe.2.0.7677.4303\lib\net45\RtfPipe.dll</HintPath>
@@ -266,15 +272,13 @@
     <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.1.0\lib\net462\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
+    <Reference Include="System.Runtime.Remoting" />
     <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.Runtime.Serialization.Formatters.Soap" />
     <Reference Include="System.Security" />
     <Reference Include="System.Security.Cryptography.Pkcs, Version=9.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Security.Cryptography.Pkcs.9.0.0\lib\net462\System.Security.Cryptography.Pkcs.dll</HintPath>
     </Reference>
-    <Reference Include="System.Security.Principal.Windows, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\GdPicture.14.3.1\lib\net462\System.Security.Principal.Windows.dll</HintPath>
-    </Reference>
     <Reference Include="System.Text.Encodings.Web, Version=9.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Text.Encodings.Web.9.0.0\lib\net462\System.Text.Encodings.Web.dll</HintPath>
     </Reference>
@@ -445,6 +449,23 @@
     <Content Include="DD_signFLOW_ICON.ico" />
     <Content Include="DD_signFLOW_icon_256.ico" />
     <Content Include="DD_signFLOW_Preloader.png" />
+    <Content Include="GdPicture.NET.14.barcode.1d.reader.64.dll" />
+    <Content Include="GdPicture.NET.14.barcode.1d.reader.dll" />
+    <Content Include="GdPicture.NET.14.barcode.2d.reader.64.dll" />
+    <Content Include="GdPicture.NET.14.barcode.2d.reader.dll" />
+    <Content Include="GdPicture.NET.14.filters.64.dll" />
+    <Content Include="GdPicture.NET.14.filters.dll" />
+    <Content Include="GdPicture.NET.14.image.gdimgplug.64.dll" />
+    <Content Include="GdPicture.NET.14.image.gdimgplug.dll" />
+    <Content Include="GdPicture.NET.14.Imaging.ML.64.dll" />
+    <Content Include="GdPicture.NET.14.Imaging.ML.dll" />
+    <Content Include="GdPicture.NET.14.Imaging.Rendering.Skia.64.dll" />
+    <Content Include="GdPicture.NET.14.Imaging.Rendering.Skia.dll" />
+    <Content Include="GdPicture.NET.14.machine.vision.64.dll" />
+    <Content Include="GdPicture.NET.14.machine.vision.dll" />
+    <Content Include="GdPicture.NET.14.twain.client.64.dll" />
+    <Content Include="GdPicture.NET.14.twain.client.dll" />
+    <Content Include="Images\circle.svg" />
     <Content Include="MailLicense.xml">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
@@ -457,16 +478,16 @@
     </ProjectReference>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
-  <Import Project="..\packages\GdPicture.runtimes.windows.14.3.1\build\net462\GdPicture.runtimes.windows.targets" Condition="Exists('..\packages\GdPicture.runtimes.windows.14.3.1\build\net462\GdPicture.runtimes.windows.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
       <ErrorText>Dieses Projekt verweist auf mindestens ein NuGet-Paket, das auf diesem Computer fehlt. Verwenden Sie die Wiederherstellung von NuGet-Paketen, um die fehlenden Dateien herunterzuladen. Weitere Informationen finden Sie unter "http://go.microsoft.com/fwlink/?LinkID=322105". Die fehlende Datei ist "{0}".</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\packages\GdPicture.runtimes.windows.14.3.1\build\net462\GdPicture.runtimes.windows.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\GdPicture.runtimes.windows.14.3.1\build\net462\GdPicture.runtimes.windows.targets'))" />
     <Error Condition="!Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EntityFramework.6.4.4\build\EntityFramework.props'))" />
     <Error Condition="!Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EntityFramework.6.4.4\build\EntityFramework.targets'))" />
+    <Error Condition="!Exists('..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets'))" />
   </Target>
   <Import Project="..\packages\EntityFramework.6.4.4\build\EntityFramework.targets" Condition="Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.targets')" />
+  <Import Project="..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets" Condition="Exists('..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets')" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.64.dll
new file mode 100644
index 00000000..2ad8950c
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.dll
new file mode 100644
index 00000000..387246a4
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.ML.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.64.dll
new file mode 100644
index 00000000..b9ba4a30
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.dll
new file mode 100644
index 00000000..8f60b410
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.Imaging.Rendering.Skia.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.64.dll
new file mode 100644
index 00000000..a96a316f
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.dll
new file mode 100644
index 00000000..6d24c8ba
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.1d.reader.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.64.dll
new file mode 100644
index 00000000..2287de56
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.dll
new file mode 100644
index 00000000..4984254f
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.barcode.2d.reader.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.filters.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.filters.64.dll
new file mode 100644
index 00000000..0f3e3675
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.filters.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.filters.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.filters.dll
new file mode 100644
index 00000000..938c3f3d
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.filters.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.64.dll
new file mode 100644
index 00000000..80b0cf96
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.dll
new file mode 100644
index 00000000..88eeff83
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.image.gdimgplug.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.64.dll
new file mode 100644
index 00000000..af684acc
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.dll
new file mode 100644
index 00000000..da04adba
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.machine.vision.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.64.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.64.dll
new file mode 100644
index 00000000..045fdd35
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.64.dll differ
diff --git a/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.dll b/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.dll
new file mode 100644
index 00000000..51d630b4
Binary files /dev/null and b/EnvelopeGenerator.Form/GdPicture.NET.14.twain.client.dll differ
diff --git a/EnvelopeGenerator.Form/Images/circle.svg b/EnvelopeGenerator.Form/Images/circle.svg
new file mode 100644
index 00000000..e0d1b515
--- /dev/null
+++ b/EnvelopeGenerator.Form/Images/circle.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-circle-fill" viewBox="0 0 16 16">
+  <circle cx="8" cy="8" r="8"/>
+</svg>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Form/app.config b/EnvelopeGenerator.Form/app.config
index 86f5cbe9..1a2824de 100644
--- a/EnvelopeGenerator.Form/app.config
+++ b/EnvelopeGenerator.Form/app.config
@@ -81,7 +81,7 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="GdPicture.NET.14" publicKeyToken="f52a2e60ad468dbb" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-14.3.1.0" newVersion="14.3.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-14.3.3.0" newVersion="14.3.3.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
@@ -113,11 +113,27 @@
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="GdPicture.NET.14.Common" publicKeyToken="f52a2e60ad468dbb" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-14.3.1.0" newVersion="14.3.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-14.3.3.0" newVersion="14.3.3.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="GdPicture.NET.14.Imaging" publicKeyToken="f52a2e60ad468dbb" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-14.3.1.0" newVersion="14.3.1.0" />
+        <bindingRedirect oldVersion="0.0.0.0-14.3.3.0" newVersion="14.3.3.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Security.Cryptography.Pkcs" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.IO.Packaging" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Text.Json" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.ValueTuple" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.3.0" newVersion="4.0.3.0" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
diff --git a/EnvelopeGenerator.Form/packages.config b/EnvelopeGenerator.Form/packages.config
index c86ed0b2..230877b7 100644
--- a/EnvelopeGenerator.Form/packages.config
+++ b/EnvelopeGenerator.Form/packages.config
@@ -11,13 +11,15 @@
   <package id="DocumentFormat.OpenXml.Framework" version="3.2.0" targetFramework="net462" />
   <package id="EntityFramework" version="6.4.4" targetFramework="net462" />
   <package id="EntityFramework.Firebird" version="6.4.0" targetFramework="net462" />
+  <package id="EnvelopeGenerator.Common" version="2.4.2" targetFramework="net462" />
   <package id="FirebirdSql.Data.FirebirdClient" version="7.5.0" targetFramework="net462" />
-  <package id="GdPicture" version="14.3.1" targetFramework="net462" />
-  <package id="GdPicture.runtimes.windows" version="14.3.1" targetFramework="net462" />
+  <package id="GdPicture" version="14.3.3" targetFramework="net462" />
+  <package id="GdPicture.runtimes.windows" version="14.3.3" targetFramework="net462" />
   <package id="Microsoft.AspNet.WebApi.Client" version="6.0.0" targetFramework="net462" />
   <package id="Microsoft.Bcl.AsyncInterfaces" version="9.0.0" targetFramework="net462" />
   <package id="Microsoft.Bcl.Cryptography" version="9.0.0" targetFramework="net462" />
   <package id="Microsoft.CSharp" version="4.7.0" targetFramework="net462" />
+  <package id="Microsoft.Extensions.Logging.Abstractions" version="2.1.1" targetFramework="net462" />
   <package id="Microsoft.Identity.Client" version="4.55.0" targetFramework="net462" />
   <package id="Microsoft.IdentityModel.Abstractions" version="6.22.0" targetFramework="net462" />
   <package id="Microsoft.VisualBasic" version="10.3.0" targetFramework="net462" />
@@ -25,8 +27,9 @@
   <package id="Newtonsoft.Json.Bson" version="1.0.2" targetFramework="net462" />
   <package id="NLog" version="5.0.5" targetFramework="net462" />
   <package id="OpenMcdf" version="2.4.1" targetFramework="net462" />
-  <package id="protobuf-net" version="3.2.45" targetFramework="net462" />
-  <package id="protobuf-net.Core" version="3.2.45" targetFramework="net462" />
+  <package id="protobuf-net" version="3.2.46" targetFramework="net462" />
+  <package id="protobuf-net.Core" version="3.2.46" targetFramework="net462" />
+  <package id="Quartz" version="3.8.0" targetFramework="net462" />
   <package id="RtfPipe" version="2.0.7677.4303" targetFramework="net462" />
   <package id="S22.Imap" version="3.6.0.0" targetFramework="net462" />
   <package id="System.Buffers" version="4.6.0" targetFramework="net462" />
diff --git a/EnvelopeGenerator.Service/App.config b/EnvelopeGenerator.Service/App.config
index 583b3c1a..3e53bd64 100644
--- a/EnvelopeGenerator.Service/App.config
+++ b/EnvelopeGenerator.Service/App.config
@@ -1,10 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <configuration>
-    <configSections>
-    </configSections>
-    <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
-    </startup>
+  <configSections>
+    <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
+    <section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
+  </configSections>
+  <startup>
+    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
+  </startup>
   <runtime>
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
@@ -53,4 +55,11 @@
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
-</configuration>
+  <entityFramework>
+    <providers>
+      <provider invariantName="System.Data.SqlClient" type="System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer" />
+      <provider invariantName="FirebirdSql.Data.FirebirdClient" type="EntityFramework.Firebird.FbProviderServices, EntityFramework.Firebird" />
+    </providers>
+    <defaultConnectionFactory type="EntityFramework.Firebird.FbConnectionFactory, EntityFramework.Firebird" />
+  </entityFramework>
+</configuration>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Service/EnvelopeGenerator.Service.vbproj b/EnvelopeGenerator.Service/EnvelopeGenerator.Service.vbproj
index 4ceb083c..fa08023f 100644
--- a/EnvelopeGenerator.Service/EnvelopeGenerator.Service.vbproj
+++ b/EnvelopeGenerator.Service/EnvelopeGenerator.Service.vbproj
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="..\packages\EntityFramework.6.4.4\build\EntityFramework.props" Condition="Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -53,23 +54,20 @@
     <Reference Include="BouncyCastle.Cryptography, Version=2.0.0.0, Culture=neutral, PublicKeyToken=072edcf4a5328938, processorArchitecture=MSIL">
       <HintPath>..\packages\BouncyCastle.Cryptography.2.5.0\lib\net461\BouncyCastle.Cryptography.dll</HintPath>
     </Reference>
-    <Reference Include="DigitalData.Modules.Base">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Base\bin\Debug\DigitalData.Modules.Base.dll</HintPath>
+    <Reference Include="DigitalData.Modules.Base, Version=1.3.8.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\DigitalData.Modules.Base.1.3.8\lib\net462\DigitalData.Modules.Base.dll</HintPath>
     </Reference>
-    <Reference Include="DigitalData.Modules.Config">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Config\bin\Debug\DigitalData.Modules.Config.dll</HintPath>
+    <Reference Include="DigitalData.Modules.Config, Version=1.3.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\DigitalData.Modules.Config.1.3.0\lib\net462\DigitalData.Modules.Config.dll</HintPath>
     </Reference>
-    <Reference Include="DigitalData.Modules.Database">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Database\bin\Debug\DigitalData.Modules.Database.dll</HintPath>
+    <Reference Include="DigitalData.Modules.Database, Version=2.3.5.4, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\DigitalData.Modules.Database.2.3.5.4\lib\net462\DigitalData.Modules.Database.dll</HintPath>
     </Reference>
-    <Reference Include="DigitalData.Modules.Encryption">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Encryption\bin\Debug\DigitalData.Modules.Encryption.dll</HintPath>
+    <Reference Include="DigitalData.Modules.Encryption, Version=1.3.1.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\DigitalData.Modules.Encryption.1.3.1\lib\net462\DigitalData.Modules.Encryption.dll</HintPath>
     </Reference>
-    <Reference Include="DigitalData.Modules.Logging">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Logging\bin\Debug\DigitalData.Modules.Logging.dll</HintPath>
-    </Reference>
-    <Reference Include="DigitalData.Modules.Messaging">
-      <HintPath>..\..\2_DLL Projekte\DDModules\Messaging\bin\Debug\DigitalData.Modules.Messaging.dll</HintPath>
+    <Reference Include="DigitalData.Modules.Logging, Version=2.6.5.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\DigitalData.Modules.Logging.2.6.5\lib\net462\DigitalData.Modules.Logging.dll</HintPath>
     </Reference>
     <Reference Include="DocumentFormat.OpenXml, Version=3.2.0.0, Culture=neutral, PublicKeyToken=8fb06cb64d019a17, processorArchitecture=MSIL">
       <HintPath>..\packages\DocumentFormat.OpenXml.3.2.0\lib\net46\DocumentFormat.OpenXml.dll</HintPath>
@@ -77,6 +75,18 @@
     <Reference Include="DocumentFormat.OpenXml.Framework, Version=3.2.0.0, Culture=neutral, PublicKeyToken=8fb06cb64d019a17, processorArchitecture=MSIL">
       <HintPath>..\packages\DocumentFormat.OpenXml.Framework.3.2.0\lib\net46\DocumentFormat.OpenXml.Framework.dll</HintPath>
     </Reference>
+    <Reference Include="EntityFramework, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\EntityFramework.6.4.4\lib\net45\EntityFramework.dll</HintPath>
+    </Reference>
+    <Reference Include="EntityFramework.Firebird, Version=6.4.0.0, Culture=neutral, PublicKeyToken=42d22d092898e5f8, processorArchitecture=MSIL">
+      <HintPath>..\packages\EntityFramework.Firebird.6.4.0\lib\net452\EntityFramework.Firebird.dll</HintPath>
+    </Reference>
+    <Reference Include="EntityFramework.SqlServer, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\EntityFramework.6.4.4\lib\net45\EntityFramework.SqlServer.dll</HintPath>
+    </Reference>
+    <Reference Include="FirebirdSql.Data.FirebirdClient, Version=7.5.0.0, Culture=neutral, PublicKeyToken=3750abcc3150b00c, processorArchitecture=MSIL">
+      <HintPath>..\packages\FirebirdSql.Data.FirebirdClient.7.5.0\lib\net452\FirebirdSql.Data.FirebirdClient.dll</HintPath>
+    </Reference>
     <Reference Include="GdPicture.NET.14, Version=14.3.3.0, Culture=neutral, PublicKeyToken=f52a2e60ad468dbb, processorArchitecture=MSIL">
       <HintPath>..\packages\GdPicture.14.3.3\lib\net462\GdPicture.NET.14.dll</HintPath>
     </Reference>
@@ -182,9 +192,13 @@
     <Reference Include="System.Collections.Immutable, Version=8.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Collections.Immutable.8.0.0\lib\net462\System.Collections.Immutable.dll</HintPath>
     </Reference>
+    <Reference Include="System.ComponentModel.DataAnnotations" />
     <Reference Include="System.Configuration" />
     <Reference Include="System.Configuration.Install" />
     <Reference Include="System.Data" />
+    <Reference Include="System.Data.Odbc, Version=6.0.0.1, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Data.Odbc.6.0.1\lib\net461\System.Data.Odbc.dll</HintPath>
+    </Reference>
     <Reference Include="System.Deployment" />
     <Reference Include="System.IO.Compression" />
     <Reference Include="System.IO.Packaging, Version=8.0.0.1, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
@@ -311,6 +325,9 @@
       <Name>EnvelopeGenerator.Common</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="README.txt" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
   <Import Project="..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets" Condition="Exists('..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets')" />
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
@@ -318,5 +335,8 @@
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
     <Error Condition="!Exists('..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\GdPicture.runtimes.windows.14.3.3\build\net462\GdPicture.runtimes.windows.targets'))" />
+    <Error Condition="!Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EntityFramework.6.4.4\build\EntityFramework.props'))" />
+    <Error Condition="!Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EntityFramework.6.4.4\build\EntityFramework.targets'))" />
   </Target>
+  <Import Project="..\packages\EntityFramework.6.4.4\build\EntityFramework.targets" Condition="Exists('..\packages\EntityFramework.6.4.4\build\EntityFramework.targets')" />
 </Project>
\ No newline at end of file
diff --git a/EnvelopeGenerator.Service/README.txt b/EnvelopeGenerator.Service/README.txt
new file mode 100644
index 00000000..58cbced4
--- /dev/null
+++ b/EnvelopeGenerator.Service/README.txt
@@ -0,0 +1,5 @@
+BASE MODULE
+===========
+
+This module is intended for often used constants and datastructures.
+Therefor it is important that this module does not have any dependencies on other modules!!
\ No newline at end of file
diff --git a/EnvelopeGenerator.Service/packages.config b/EnvelopeGenerator.Service/packages.config
index 4626bf85..4c6a6449 100644
--- a/EnvelopeGenerator.Service/packages.config
+++ b/EnvelopeGenerator.Service/packages.config
@@ -1,8 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="BouncyCastle.Cryptography" version="2.5.0" targetFramework="net48" />
+  <package id="DigitalData.Modules.Base" version="1.3.8" targetFramework="net48" />
+  <package id="DigitalData.Modules.Config" version="1.3.0" targetFramework="net48" />
+  <package id="DigitalData.Modules.Database" version="2.3.5.4" targetFramework="net48" />
+  <package id="DigitalData.Modules.Encryption" version="1.3.1" targetFramework="net48" />
+  <package id="DigitalData.Modules.Logging" version="2.6.5" targetFramework="net48" />
   <package id="DocumentFormat.OpenXml" version="3.2.0" targetFramework="net48" />
   <package id="DocumentFormat.OpenXml.Framework" version="3.2.0" targetFramework="net48" />
+  <package id="EntityFramework" version="6.4.4" targetFramework="net48" />
+  <package id="EntityFramework.Firebird" version="6.4.0" targetFramework="net48" />
+  <package id="FirebirdSql.Data.FirebirdClient" version="7.5.0" targetFramework="net48" />
   <package id="GdPicture" version="14.3.3" targetFramework="net48" />
   <package id="GdPicture.runtimes.windows" version="14.3.3" targetFramework="net48" />
   <package id="Microsoft.AspNet.WebApi.Client" version="6.0.0" targetFramework="net48" />
@@ -21,6 +29,7 @@
   <package id="System.Buffers" version="4.6.0" targetFramework="net48" />
   <package id="System.CodeDom" version="8.0.0" targetFramework="net48" />
   <package id="System.Collections.Immutable" version="8.0.0" targetFramework="net48" />
+  <package id="System.Data.Odbc" version="6.0.1" targetFramework="net48" />
   <package id="System.IO.Packaging" version="8.0.1" targetFramework="net48" />
   <package id="System.Management" version="8.0.0" targetFramework="net48" />
   <package id="System.Memory" version="4.6.0" targetFramework="net48" />