diff --git a/DoubleDeckerBus/DoubleDeckerBus/FormBus.cs b/DoubleDeckerBus/DoubleDeckerBus/FormBus.cs
index 8359977..70dc27b 100644
--- a/DoubleDeckerBus/DoubleDeckerBus/FormBus.cs
+++ b/DoubleDeckerBus/DoubleDeckerBus/FormBus.cs
@@ -22,7 +22,13 @@ namespace DoubleDeckerBus
         private void ButtonCreate_Click(object sender, EventArgs e)
         {
             Random rnd = new();
-            _bus = new DrawingBus(rnd.Next(100, 300), rnd.Next(1000, 2000), Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256)));
+            Color color = Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256));
+            ColorDialog dialog = new();
+            if (dialog.ShowDialog() == DialogResult.OK)
+            {
+                color = dialog.Color;
+            }
+            _bus = new DrawingBus(rnd.Next(100, 300), rnd.Next(1000, 2000), color);
             SetData();
             Draw();
         }
@@ -63,9 +69,19 @@ namespace DoubleDeckerBus
         private void ButtonÑreateExtra_Click(object sender, EventArgs e)
         {
             Random rnd = new();
-            _bus = new DrawingDDB(rnd.Next(100, 300), rnd.Next(1000, 2000),
-                Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256)),
-                Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256)),
+            Color color = Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256));
+            ColorDialog dialog = new();
+            if (dialog.ShowDialog() == DialogResult.OK)
+            {
+                color = dialog.Color;
+            }
+            Color dopColor = Color.FromArgb(rnd.Next(0, 256), rnd.Next(0, 256), rnd.Next(0, 256));
+            ColorDialog dialogDop = new();
+            if (dialogDop.ShowDialog() == DialogResult.OK)
+            {
+                dopColor = dialogDop.Color;
+            }
+            _bus = new DrawingDDB(rnd.Next(100, 300), rnd.Next(1000, 2000), color, dopColor,
                 Convert.ToBoolean(rnd.Next(0, 2)), Convert.ToBoolean(rnd.Next(0, 2)));
             SetData();
             Draw();
diff --git a/DoubleDeckerBus/DoubleDeckerBus/FormMapWithSetBuses.cs b/DoubleDeckerBus/DoubleDeckerBus/FormMapWithSetBuses.cs
index 065d4ca..1d5818d 100644
--- a/DoubleDeckerBus/DoubleDeckerBus/FormMapWithSetBuses.cs
+++ b/DoubleDeckerBus/DoubleDeckerBus/FormMapWithSetBuses.cs
@@ -63,7 +63,7 @@ namespace DoubleDeckerBus
 
                 DrawingObjectBus bus = new(form.SelectedBus);
                 
-                if (_mapBusesCollectionGeneric + bus)
+                if (_mapBusesCollectionGeneric + bus != -1)
                 {
                     MessageBox.Show("Объект добавлен");
                     pictureBox.Image = _mapBusesCollectionGeneric.ShowSet();
@@ -86,7 +86,7 @@ namespace DoubleDeckerBus
                 return;
             }
             int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-            if (_mapBusesCollectionGeneric - pos)
+            if (_mapBusesCollectionGeneric - pos != null)
             {
                 MessageBox.Show("Объект удален");
                 pictureBox.Image = _mapBusesCollectionGeneric.ShowSet();
diff --git a/DoubleDeckerBus/DoubleDeckerBus/MapWithSetBusesGeneric.cs b/DoubleDeckerBus/DoubleDeckerBus/MapWithSetBusesGeneric.cs
index eb7aff9..39696a7 100644
--- a/DoubleDeckerBus/DoubleDeckerBus/MapWithSetBusesGeneric.cs
+++ b/DoubleDeckerBus/DoubleDeckerBus/MapWithSetBusesGeneric.cs
@@ -28,12 +28,12 @@ namespace DoubleDeckerBus
             _map = map;
         }
 
-        public static bool operator +(MapWithSetBusesGeneric<T, U> map, T bus)
+        public static int operator +(MapWithSetBusesGeneric<T, U> map, T bus)
         {
             return map._setBuses.Insert(bus);
         }
 
-        public static bool operator -(MapWithSetBusesGeneric<T, U> map, int position)
+        public static T operator -(MapWithSetBusesGeneric<T, U> map, int position)
         {
             return map._setBuses.Remove(position);
         }
@@ -98,11 +98,21 @@ namespace DoubleDeckerBus
         private void DrawBackground(Graphics g)
         {
             Pen pen = new(Color.Black, 3);
+            Brush pointColor = new SolidBrush(Color.Orange);
             for (int i = 0; i < _pictureWidth / _placeSizeWidth; i++)
             {
                 for (int j = 0; j < _pictureHeight / _placeSizeHeight + 1; ++j)
-                {//лини� разетки ме�та
+                {
                     g.DrawLine(pen, i * _placeSizeWidth, j * _placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth / 2, j * _placeSizeHeight);
+                    g.DrawLine(pen, i * _placeSizeWidth + _placeSizeWidth / 2, j * _placeSizeHeight,
+                        i * _placeSizeWidth + _placeSizeWidth / 2, (int)((j * _placeSizeHeight) - (40)));
+
+                    g.FillPolygon(pointColor, new Point[] {
+                        new Point(i * _placeSizeWidth + _placeSizeWidth / 2, (int)((j * _placeSizeHeight) - (40))),
+                        new Point(i * _placeSizeWidth + _placeSizeWidth / 2 - 10, (int)((j * _placeSizeHeight) - (50))),
+                        new Point(i * _placeSizeWidth + _placeSizeWidth / 2, (int)((j * _placeSizeHeight) - (60))),
+                        new Point(i * _placeSizeWidth + _placeSizeWidth / 2 + 10, (int)((j * _placeSizeHeight) - (50)))
+                    });
                 }
                 g.DrawLine(pen, i * _placeSizeWidth, 0, i * _placeSizeWidth, (_pictureHeight / _placeSizeHeight) * _placeSizeHeight);
             }
@@ -113,7 +123,7 @@ namespace DoubleDeckerBus
             int width = _pictureWidth / _placeSizeWidth;
             int height = _pictureHeight / _placeSizeHeight;
 
-            int currentWidth = 0;
+            int currentWidth = width - 1;
             int currentHeight = 0;
 
             for (int i = 0; i < _setBuses.Count; i++) {
@@ -123,14 +133,14 @@ namespace DoubleDeckerBus
                     _pictureWidth, _pictureHeight);
                 _setBuses.Get(i)?.DrawingObject(g);
 
-                if (currentHeight < height)
-                    currentHeight++;
+                if (currentWidth > 0)
+                    currentWidth--;
                 else
                 {
-                    currentHeight = 0;
-                    currentWidth++;
+                    currentWidth = width - 1;
+                    currentHeight++;
                 }
-                if (currentWidth > width) return;
+                if (currentHeight > height) return;
             }
         }
     }
diff --git a/DoubleDeckerBus/DoubleDeckerBus/SetBusesGeneric.cs b/DoubleDeckerBus/DoubleDeckerBus/SetBusesGeneric.cs
index 86b939c..9bcd653 100644
--- a/DoubleDeckerBus/DoubleDeckerBus/SetBusesGeneric.cs
+++ b/DoubleDeckerBus/DoubleDeckerBus/SetBusesGeneric.cs
@@ -19,14 +19,14 @@ namespace DoubleDeckerBus
             _places = new T[count];
         }
 
-        public bool Insert(T bus)
+        public int Insert(T bus)
         {
             return Insert(bus, 0);
         }
         
-        public bool Insert(T bus, int position)
+        public int Insert(T bus, int position)
         {
-            if (position < 0 || position >= _places.Length || BusyPlaces == _places.Length) return false;
+            if (position < 0 || position >= _places.Length || BusyPlaces == _places.Length) return -1;
 
             BusyPlaces++;
             while (_places[position] != null) {
@@ -38,14 +38,15 @@ namespace DoubleDeckerBus
                 }   
             }
             _places[position] = bus;
-            return true;
+            return position;
         }
        
-        public bool Remove(int position)
+        public T Remove(int position)
         {
-            if (position < 0 || position >= _places.Length) return false;
+            if (position < 0 || position >= _places.Length) return null;
+            T savedBus = _places[position];
             _places[position] = null;
-            return true;
+            return savedBus;
         }
        
         public T Get(int position)