diff --git a/SushiBar/SushiBarContracts/StoragesContracts/ISushiStorage.cs b/SushiBar/SushiBarContracts/StoragesContracts/ISushiStorage.cs
index f968fb1..38370ea 100644
--- a/SushiBar/SushiBarContracts/StoragesContracts/ISushiStorage.cs
+++ b/SushiBar/SushiBarContracts/StoragesContracts/ISushiStorage.cs
@@ -13,7 +13,6 @@ namespace SushiBarContracts.StoragesContracts
         SushiViewModel? Insert(SushiBindingModel model);
         SushiViewModel? Update(SushiBindingModel model);
         SushiViewModel? Delete(SushiBindingModel model);
-        bool HasSushi(ISushiModel model, int needCount);
         bool SellSushi(ISushiModel model, int count);
     }
 }
diff --git a/SushiBar/SushiBarFileImplement/Implements/SushiStorage.cs b/SushiBar/SushiBarFileImplement/Implements/SushiStorage.cs
index 04399ba..522b360 100644
--- a/SushiBar/SushiBarFileImplement/Implements/SushiStorage.cs
+++ b/SushiBar/SushiBarFileImplement/Implements/SushiStorage.cs
@@ -72,17 +72,13 @@ namespace SushiBarFileImplement.Implements
             }
             return null;
         }
-        public bool HasSushi(ISushiModel sushi, int needCount)
-        {
-            var temp = source.Shops
-                .Select(x => x.ListSushi
-                .FirstOrDefault(x => x.Key == sushi.Id).Value.Item2).Sum();
-            return temp >= needCount;
-        }
 
         public bool SellSushi(ISushiModel model, int count)
         {
-            if (!HasSushi(model, count))
+            var temp = source.Shops
+               .Select(x => x.ListSushi
+               .FirstOrDefault(x => x.Key == model.Id).Value.Item2).Sum();
+            if (temp < count)
             {
                 return false;
             }
diff --git a/SushiBar/SushiBarListImplement/Implements/SushiStorage.cs b/SushiBar/SushiBarListImplement/Implements/SushiStorage.cs
index a57a5f8..a2bd782 100644
--- a/SushiBar/SushiBarListImplement/Implements/SushiStorage.cs
+++ b/SushiBar/SushiBarListImplement/Implements/SushiStorage.cs
@@ -100,11 +100,6 @@ namespace SushiBarListImplement.Implements
             return null;
         }
 
-        public bool HasSushi(ISushiModel model, int needCount)
-        {
-            throw new NotImplementedException();
-        }
-
         public bool SellSushi(ISushiModel model, int count)
         {
             throw new NotImplementedException();