diff --git a/RepositoryPattern.sln b/RepositoryPattern.sln
index 22a4e08..61fc2b8 100644
--- a/RepositoryPattern.sln
+++ b/RepositoryPattern.sln
@@ -7,6 +7,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RepositoryPattern", "Reposi
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StockDomain", "StockDomain\StockDomain.csproj", "{25899D94-D35E-44A1-BDD7-BDD5589DB2E0}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StockDal.Interface", "StockDal.Interface\StockDal.Interface.csproj", "{65F33E97-16CF-471A-9C59-D0D17287856C}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -21,6 +23,10 @@ Global
 		{25899D94-D35E-44A1-BDD7-BDD5589DB2E0}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{25899D94-D35E-44A1-BDD7-BDD5589DB2E0}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{25899D94-D35E-44A1-BDD7-BDD5589DB2E0}.Release|Any CPU.Build.0 = Release|Any CPU
+		{65F33E97-16CF-471A-9C59-D0D17287856C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{65F33E97-16CF-471A-9C59-D0D17287856C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{65F33E97-16CF-471A-9C59-D0D17287856C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{65F33E97-16CF-471A-9C59-D0D17287856C}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/RepositoryPattern/Form1.cs b/RepositoryPattern/Form1.cs
index d4e963e..d96b286 100644
--- a/RepositoryPattern/Form1.cs
+++ b/RepositoryPattern/Form1.cs
@@ -1,4 +1,5 @@
-using System;
+using StockDal.Interface;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
diff --git a/RepositoryPattern/ProductRepository.cs b/RepositoryPattern/ProductRepository.cs
index f7af3c0..9c1bdf5 100644
--- a/RepositoryPattern/ProductRepository.cs
+++ b/RepositoryPattern/ProductRepository.cs
@@ -6,6 +6,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Dapper;
+using StockDal.Interface;
 using StockDomain;
 
 namespace RepositoryPattern
diff --git a/RepositoryPattern/Program.cs b/RepositoryPattern/Program.cs
index 05e077f..e8cc362 100644
--- a/RepositoryPattern/Program.cs
+++ b/RepositoryPattern/Program.cs
@@ -1,4 +1,5 @@
 using Autofac;
+using StockDal.Interface;
 using System;
 using System.Collections.Generic;
 using System.Linq;
diff --git a/RepositoryPattern/RepositoryPattern.csproj b/RepositoryPattern/RepositoryPattern.csproj
index 029dc2f..69f5fd5 100644
--- a/RepositoryPattern/RepositoryPattern.csproj
+++ b/RepositoryPattern/RepositoryPattern.csproj
@@ -13,6 +13,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\StockDal.Interface\StockDal.Interface.csproj" />
     <ProjectReference Include="..\StockDomain\StockDomain.csproj" />
   </ItemGroup>
 
diff --git a/RepositoryPattern/IProductRepository.cs b/StockDal.Interface/IProductRepository.cs
similarity index 64%
rename from RepositoryPattern/IProductRepository.cs
rename to StockDal.Interface/IProductRepository.cs
index 357cf9c..cb77664 100644
--- a/RepositoryPattern/IProductRepository.cs
+++ b/StockDal.Interface/IProductRepository.cs
@@ -1,17 +1,14 @@
 using StockDomain;
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
-namespace RepositoryPattern
+namespace StockDal.Interface
 {
     public interface IProductRepository
     {
         IEnumerable<Product> GetProducts();
         bool Insert(Product product);
         bool Update(Product product);
-        bool Delete(string  productId);
+        bool Delete(string productId);
     }
 }
diff --git a/StockDal.Interface/StockDal.Interface.csproj b/StockDal.Interface/StockDal.Interface.csproj
new file mode 100644
index 0000000..41382c5
--- /dev/null
+++ b/StockDal.Interface/StockDal.Interface.csproj
@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\StockDomain\StockDomain.csproj" />
+  </ItemGroup>
+
+</Project>