Customisation Menu

Once in Customisation mode, right clicking up near a Tab will display the Customisation menu.
 
Customisation Menu
 
1

Menu item

1. Menu item
Hides the Customisation window
2

Menu item

2. Menu item   
Create a Group - a way of grouping a number of fields under a specific heading.
3

Menu item

3. Menu item
Creates an Empty space item.
This is the same a the Empty Space item in the Customisation window
4

Menu item

4. Menu item
Removes a Tab from the Client Details form
5

Menu item

5. Menu item
Add a new tab to the Client Details form