SELECTADD
ManualSELECTADD adds objects to the current selection set.
Syntax: run SELECTADD, then use a selection command such as SELECT, WINSEL, or INWINSEL.
This command is useful after SELECTSUB or when a selection set needs to be expanded before running a modify command.
Related commands: SELECT, SELECTSUB, SELECT_ALL, UNSELECT.
Undo: No.