Editing Area in Mapinfo

Button that you can use are :
Select : To select node/dot or to select the area
Reshape : To display the dots in the selected area
Add node : To add the new node/dots
Snap : To snap the icon select with the node/dots

Before started the command, activated the editing option in the selected layer
1. Layer Control
2. Find the selected layer (the area)
Then.......
Example :
1. Select the area using Select Button
2. Activated Reshape the selected area

If the one area has edited, the side area can also be edited, using Split :

1. select the area want to be splited
2. Make the area excess from the area which is being reference
3. Set Target
4. Select the area which will be the reference
5. Split..........