diff --git a/ProjectLiner/ProjectLiner/CollectionGenericObjects/AbstractCompany.cs b/ProjectLiner/ProjectLiner/CollectionGenericObjects/AbstractCompany.cs
index 0e550fc..5076923 100644
--- a/ProjectLiner/ProjectLiner/CollectionGenericObjects/AbstractCompany.cs
+++ b/ProjectLiner/ProjectLiner/CollectionGenericObjects/AbstractCompany.cs
@@ -57,9 +57,10 @@ namespace ProjectLiner.CollectionGenericObjects
         /// <param name="company">Компания</param>
         /// <param name="Liner">Добавляемый объект</param>
         /// <returns></returns>
-        public static bool operator +(AbstractCompany company, DrawningCommonLiner Liner)
+
+        public static int operator +(AbstractCompany company, DrawningCommonLiner airplan)
         {
-            return company._collection?.Insert(Liner) ?? false;
+            return company._collection.Insert(airplan);
         }
 
         /// <summary>
@@ -68,9 +69,9 @@ namespace ProjectLiner.CollectionGenericObjects
         /// <param name="company">Компания</param>
         /// <param name="position">Номер удаляемого объекта</param>
         /// <returns></returns>
-        public static bool operator -(AbstractCompany company, int position)
+        public static DrawningCommonLiner operator -(AbstractCompany company, int position)
         {
-            return company._collection?.Remove(position) ?? false;
+            return company._collection.Remove(position);
         }
 
         /// <summary>
diff --git a/ProjectLiner/ProjectLiner/CollectionGenericObjects/ICollectionGenericObjects.cs b/ProjectLiner/ProjectLiner/CollectionGenericObjects/ICollectionGenericObjects.cs
index 9e2ed2f..776e2ad 100644
--- a/ProjectLiner/ProjectLiner/CollectionGenericObjects/ICollectionGenericObjects.cs
+++ b/ProjectLiner/ProjectLiner/CollectionGenericObjects/ICollectionGenericObjects.cs
@@ -22,7 +22,7 @@
         /// </summary>
         /// <param name="obj">Добавляемый объект</param>
         /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-        bool Insert(T obj);
+        int Insert(T obj);
 
         /// <summary>
         /// Добавление объекта в коллекцию на конкретную позицию
@@ -30,14 +30,14 @@
         /// <param name="obj">Добавляемый объект</param>
         /// <param name="position">Позиция</param>
         /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-        bool Insert(T obj, int position);
+        int Insert(T obj, int position);
 
         /// <summary>
         /// Удаление объекта из коллекции с конкретной позиции
         /// </summary>
         /// <param name="position">Позиция</param>
         /// <returns>true - удаление прошло удачно, false - удаление не удалось</returns>
-        bool Remove(int position);
+        T? Remove(int position);
 
         /// <summary>
         /// Получение объекта по позиции
diff --git a/ProjectLiner/ProjectLiner/CollectionGenericObjects/MassiveGenericObjects.cs b/ProjectLiner/ProjectLiner/CollectionGenericObjects/MassiveGenericObjects.cs
index 9ed2684..f668f85 100644
--- a/ProjectLiner/ProjectLiner/CollectionGenericObjects/MassiveGenericObjects.cs
+++ b/ProjectLiner/ProjectLiner/CollectionGenericObjects/MassiveGenericObjects.cs
@@ -12,7 +12,7 @@ namespace ProjectLiner.CollectionGenericObjects
         /// Массив объектов, которые храним
         /// </summary>
         private T?[] _collection;
-
+        
         public int Count => _collection.Length;
 
         public int SetMaxCount
@@ -48,63 +48,74 @@ namespace ProjectLiner.CollectionGenericObjects
             return _collection[position];
         }
 
-        public bool Insert(T obj)
+        public int Insert(T obj)
         {
             for (int i = 0; i < Count; i++)
             {
                 if (_collection[i] == null)
                 {
                     _collection[i] = obj;
-                    return true;
+                    return i;
                 }
             }
-            return false;
+            return -1;
         }
 
-        public bool Insert(T obj, int position)
+        public int Insert(T obj, int position)
         {
             if (position < 0 || position >= Count)
-                return false;
-
-            if (_collection[position] == null)
             {
-                _collection[position] = obj;
-                return true;
+                return -1;
             }
 
-            int temp = position + 1;
-            while (temp < Count)
+            if (_collection[position] != null)
             {
-                if (_collection[temp] == null)
+                bool pushed = false;
+                for (int index = position + 1; index < Count; index++)
                 {
-                    _collection[temp] = obj;
-                    return true;
+                    if (_collection[index] == null)
+                    {
+                        position = index;
+                        pushed = true;
+                        break;
+                    }
                 }
-                temp++;
-            }
 
-            temp = position - 1;
-            while (temp > 0)
-            {
-                if (_collection[temp] == null)
+                if (!pushed)
                 {
-                    _collection[temp] = obj;
-                    return true;
+                    for (int index = position - 1; index >= 0; index--)
+                    {
+                        if (_collection[index] == null)
+                        {
+                            position = index;
+                            pushed = true;
+                            break;
+                        }
+                    }
+                }
+
+                if (!pushed)
+                {
+                    return position;
                 }
-                temp--;
             }
 
-            return false;
+            _collection[position] = obj;
+            return position;
         }
 
-        public bool Remove(int position)
+        public T? Remove(int position)
         {
             if (position < 0 || position >= Count)
-                return false;
+            {
+                return null;
+            }
 
+            if (_collection[position] == null) return null;
+
+            T? temp = _collection[position];
             _collection[position] = null;
-
-            return true;
+            return temp;
         }
     }
 }
\ No newline at end of file
diff --git a/ProjectLiner/ProjectLiner/FormLinerCollection.cs b/ProjectLiner/ProjectLiner/FormLinerCollection.cs
index 56b4370..3e759f4 100644
--- a/ProjectLiner/ProjectLiner/FormLinerCollection.cs
+++ b/ProjectLiner/ProjectLiner/FormLinerCollection.cs
@@ -63,7 +63,7 @@ namespace ProjectLiner
                     return;
             }
 
-            if (_company + drawingLiner)
+            if (_company + drawingLiner != -1)
             {
                 MessageBox.Show("Объект добавлен");
                 pictureBox.Image = _company.Show();
@@ -123,7 +123,7 @@ namespace ProjectLiner
             }
 
             int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-            if (_company - pos)
+            if (_company - pos != null)
             {
                 MessageBox.Show("Объект удален");
                 pictureBox.Image = _company.Show();