Select or unselect this option to control whether this command reference should appear in right mouse button popup menus within the Framework.

Typically you would not select this option when:

• The object with which the command is associated has a single default command.
• You want the command to only be invoked from the menu bar or toolbar. 

Also see

Does VLF-ONE have a main form menu bar?

Do VLF-ONE and VLF-WIN handle the main form tool bar the same way?

This property is in the Commands Allowed tab.