diff --git a/Yavsc.Abstract/Yavsc.Abstract.csproj b/Yavsc.Abstract/Yavsc.Abstract.csproj
new file mode 100644
index 00000000..44af2c42
--- /dev/null
+++ b/Yavsc.Abstract/Yavsc.Abstract.csproj
@@ -0,0 +1,122 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003" Sdk="Microsoft.NET.Sdk" ToolsVersion="15.0">
+  <PropertyGroup>
+    <MinimumVisualStudioVersion>10.0</MinimumVisualStudioVersion>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{67F9D3A8-F71E-4428-913F-C37AE82CDB24}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Yavsc</RootNamespace>
+    <AssemblyName>Yavsc.Abstract</AssemblyName>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <FileAlignment>512</FileAlignment>
+    <ProjectTypeGuids>{786C830F-07A1-408B-BD7F-6EE04809D6DB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
+    <EnableDefaultCompileItems>false</EnableDefaultCompileItems>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <CodeAnalysisRuleSet />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <CodeAnalysisRuleSet />
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Lua|AnyCPU'">
+    <OutputPath>bin\Lua\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'ZicMoove|AnyCPU'">
+    <OutputPath>bin\ZicMoove\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Yavsc|AnyCPU'">
+    <OutputPath>bin\Yavsc\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <Optimize>true</Optimize>
+    <DebugType>pdbonly</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'WinDev|AnyCPU'">
+    <DebugSymbols>true</DebugSymbols>
+    <OutputPath>bin\WinDev\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <DebugType>full</DebugType>
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <ErrorReport>prompt</ErrorReport>
+    <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="IBaseTrackedEntity.cs" />
+    <Compile Include="IIdentified.cs" />
+    <Compile Include="ITitle.cs" />
+    <Compile Include="Billing\IAccountBalance.cs" />
+    <Compile Include="Billing\IBillable.cs" />
+    <Compile Include="Billing\IBillingImpacter.cs" />
+    <Compile Include="Billing\IBillItem.cs" />
+    <Compile Include="Billing\ICommandLine.cs" />
+    <Compile Include="Billing\IEstimate.cs" />
+    <Compile Include="Workflow\IRating.cs" />
+    <Compile Include="Blogspot\IBlog.cs" />
+    <Compile Include="Identity\IApplicationUser.cs" />
+    <Compile Include="Identity\UserInfo.cs" />
+    <Compile Include="Identity\Security\ICircleAuthorization.cs" />
+    <Compile Include="Identity\Security\ICircleAuthorized.cs" />
+    <Compile Include="IT\ICode.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Workflow\IActivity.cs" />
+    <Compile Include="Workflow\IBlackListed.cs" />
+    <Compile Include="Workflow\ICommandForm.cs" />
+    <Compile Include="Workflow\IContact.cs" />
+    <Compile Include="Workflow\ICoWorking.cs" />
+    <Compile Include="Workflow\IGoogleCloudMobileDeclaration.cs" />
+    <Compile Include="Workflow\ILocation.cs" />
+    <Compile Include="Workflow\IPerformerProfile.cs" />
+    <Compile Include="Workflow\IPosition.cs" />
+    <Compile Include="Workflow\ISpecializationSettings.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="app.config" />
+    <None Include="MarkdownParser.y" />
+    <None Include="packages.config">
+      <SubType>Designer</SubType>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="project.json" />
+    <Content Include="Workflow\IQuery.cs" />
+    <Content Include="YavscLib.sln" />
+  </ItemGroup>
+  <!-- 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">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>