diff --git a/Contracts/BusinessLogicContracts/IProductLogic.cs b/Contracts/BusinessLogicContracts/IProductLogic.cs
new file mode 100644
index 0000000..b19b8e8
--- /dev/null
+++ b/Contracts/BusinessLogicContracts/IProductLogic.cs
@@ -0,0 +1,17 @@
+using Contracts.BindingModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.BusinessLogicContracts
+{
+    public interface IProductLogic
+    {
+        bool Create(ProductBindingModel model);
+        bool Update(ProductBindingModel model);
+        bool Delete(ProductBindingModel model);
+
+    }
+}
diff --git a/Contracts/SearchModels/MediaFileSearchModel.cs b/Contracts/SearchModels/MediaFileSearchModel.cs
new file mode 100644
index 0000000..7c81b55
--- /dev/null
+++ b/Contracts/SearchModels/MediaFileSearchModel.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.SearchModels
+{
+    public class MediaFileSearchModel
+    {
+        public Guid? Id { get; set; }
+        public Guid? ProductId { get; set; }
+    }
+}
diff --git a/Contracts/SearchModels/SupplierSearchModel.cs b/Contracts/SearchModels/SupplierSearchModel.cs
new file mode 100644
index 0000000..2082afa
--- /dev/null
+++ b/Contracts/SearchModels/SupplierSearchModel.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.SearchModels
+{
+    public class SupplierSearchModel
+    {
+        public Guid? Id { get; set; }
+        public string? Name { get; set; }
+        public List<ProductSearchModel>? AvailibleProducts { get; set; }
+        public int? Deals { get; set; }
+    }
+}
diff --git a/Contracts/SearchModels/SupplyDocSearchModel.cs b/Contracts/SearchModels/SupplyDocSearchModel.cs
new file mode 100644
index 0000000..017227a
--- /dev/null
+++ b/Contracts/SearchModels/SupplyDocSearchModel.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.SearchModels
+{
+    public class SupplyDocSearchModel
+    {
+        public Guid? Id { get; set; }
+        public string? Name { get; set; }
+        public Guid? SupplyId { get; set; }
+    }
+}
diff --git a/Contracts/SearchModels/SupplySearchModel.cs b/Contracts/SearchModels/SupplySearchModel.cs
new file mode 100644
index 0000000..9f50d53
--- /dev/null
+++ b/Contracts/SearchModels/SupplySearchModel.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.SearchModels
+{
+    public class SupplySearchModel
+    {
+        public Guid? Id {  get; set; }
+        public List<ProductSearchModel>? Products { get; set; }
+        public DateTime? DateStart { get; set; }
+        public DateTime? DateEnd { get; set; }
+    }
+}
diff --git a/Contracts/ViewModels/MediaFileViewModel.cs b/Contracts/ViewModels/MediaFileViewModel.cs
new file mode 100644
index 0000000..d2ca0f6
--- /dev/null
+++ b/Contracts/ViewModels/MediaFileViewModel.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.ViewModels
+{
+    public class MediaFileViewModel
+    {
+        public Guid Id { get; set; }
+        public string Location { get; set; } = string.Empty;
+    }
+}
diff --git a/Contracts/ViewModels/ProductViewModel.cs b/Contracts/ViewModels/ProductViewModel.cs
new file mode 100644
index 0000000..4a5d4fd
--- /dev/null
+++ b/Contracts/ViewModels/ProductViewModel.cs
@@ -0,0 +1,17 @@
+using DataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.ViewModels
+{
+    public class ProductViewModel
+    {
+        public Guid Id { get; set; }
+        public string Name { get; set; } = string.Empty;
+        public int Price {  get; set; }
+        public List<MediaFileViewModel> MediaFiles { get; set; } = new();
+    }
+}
diff --git a/Contracts/ViewModels/SupplierViewModel.cs b/Contracts/ViewModels/SupplierViewModel.cs
new file mode 100644
index 0000000..337dc1d
--- /dev/null
+++ b/Contracts/ViewModels/SupplierViewModel.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.ViewModels
+{
+    public class SupplierViewModel
+    {
+        public Guid Id { get; set; }
+        public string Name { get; set; } = string.Empty;
+        public Dictionary<string, int> AvailibleProducts = new();
+    }
+}
diff --git a/Contracts/ViewModels/SupplyDocViewModel.cs b/Contracts/ViewModels/SupplyDocViewModel.cs
new file mode 100644
index 0000000..7f8a084
--- /dev/null
+++ b/Contracts/ViewModels/SupplyDocViewModel.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.ViewModels
+{
+    public class SupplyDocViewModel
+    {
+        public Guid Id { get; set; }
+        public string Name { get; set; } = string.Empty;
+    }
+}
diff --git a/Contracts/ViewModels/SupplyViewModel.cs b/Contracts/ViewModels/SupplyViewModel.cs
new file mode 100644
index 0000000..9dca657
--- /dev/null
+++ b/Contracts/ViewModels/SupplyViewModel.cs
@@ -0,0 +1,19 @@
+using DataModels.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Contracts.ViewModels
+{
+    public class SupplyViewModel
+    {
+        public Guid Id { get; set; }
+        public string SupplierName { get; set; } = string.Empty;
+        public double Price { get; set; }
+        public Dictionary<Guid, string> Products { get; set; } = new();
+        public DateTime Date { get; set; }
+        public SupplyStatus Status { get; set; }
+    }
+}