diff --git a/ComputerShop.sln b/ComputerShop.sln
index 53f150f..2ab7f1e 100644
--- a/ComputerShop.sln
+++ b/ComputerShop.sln
@@ -3,7 +3,9 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.8.34511.84
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputerShopRestApi", "ComputerShopRestApi\ComputerShopRestApi.csproj", "{2C36A31D-FD74-4E83-A271-1F300D008E26}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ComputerShopRestApi", "ComputerShopRestApi\ComputerShopRestApi.csproj", "{2C36A31D-FD74-4E83-A271-1F300D008E26}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ComputerShopDataModels", "ComputerShopDataModels\ComputerShopDataModels.csproj", "{BBCF398B-D800-4D8D-99E8-F7ED2CC14A65}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +17,10 @@ Global
 		{2C36A31D-FD74-4E83-A271-1F300D008E26}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{2C36A31D-FD74-4E83-A271-1F300D008E26}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{2C36A31D-FD74-4E83-A271-1F300D008E26}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BBCF398B-D800-4D8D-99E8-F7ED2CC14A65}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BBCF398B-D800-4D8D-99E8-F7ED2CC14A65}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BBCF398B-D800-4D8D-99E8-F7ED2CC14A65}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BBCF398B-D800-4D8D-99E8-F7ED2CC14A65}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/ComputerShopDataModels/ComputerShopDataModels.csproj b/ComputerShopDataModels/ComputerShopDataModels.csproj
new file mode 100644
index 0000000..132c02c
--- /dev/null
+++ b/ComputerShopDataModels/ComputerShopDataModels.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/ComputerShopDataModels/Models/IId.cs b/ComputerShopDataModels/Models/IId.cs
new file mode 100644
index 0000000..9ec7fdd
--- /dev/null
+++ b/ComputerShopDataModels/Models/IId.cs
@@ -0,0 +1,7 @@
+namespace ComputerShopDataModels.Models
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}