diff --git a/ComputerStoreDataModels/Model/IConsignmentModel.cs b/ComputerStoreDataModels/Model/IConsignmentModel.cs
new file mode 100644
index 0000000..319b232
--- /dev/null
+++ b/ComputerStoreDataModels/Model/IConsignmentModel.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerStoreDataModels.Models
+{
+    internal interface IConsignmentModel
+    {
+    }
+}
diff --git a/ComputerStoreDataModels/Model/IOrderModel.cs b/ComputerStoreDataModels/Model/IOrderModel.cs
new file mode 100644
index 0000000..eaf3ff3
--- /dev/null
+++ b/ComputerStoreDataModels/Model/IOrderModel.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerStoreDataModels.Models
+{
+    internal interface IOrderModel
+    {
+    }
+}
diff --git a/ComputerStoreDataModels/Model/IRequestModel.cs b/ComputerStoreDataModels/Model/IRequestModel.cs
new file mode 100644
index 0000000..8c7a366
--- /dev/null
+++ b/ComputerStoreDataModels/Model/IRequestModel.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerStoreDataModels.Models
+{
+    internal class IRequestModel
+    {
+    }
+}
diff --git a/ComputerStoreDataModels/Model/IUserModel.cs b/ComputerStoreDataModels/Model/IUserModel.cs
new file mode 100644
index 0000000..de73fe2
--- /dev/null
+++ b/ComputerStoreDataModels/Model/IUserModel.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ComputerStoreDataModels.Model
+{
+    public class IUserModel : IID
+    {
+
+    }
+}