an example can be found on AMOSPro_Tutorial:Tutorials/Interface/Communication.AMOS
Executes an Interface program from a dialogue channel which you've previously set up with DIALOG OPEN.
Runs your Interface program. If it doesn't contain a RunUntil instruction, the dialogue will occur in the background.
label starts the program from a specific label in the Interface command string. If it's not specified, the system will commence from the first program in the list.
x,y set the position of the control panel on the screen. All graphics coordinates will now be measured from this point.
If you've included a BAse command in your program, your new x,y coordinates will be totally ignored.