Modify the code that handles building placement to trigger a Pop-up UI instead.
Set Pieces are unique structures located at the end of every floor. They are more expensive than regular stores (usually costing 30% more) but provide significant income through "Mega Tips". Mall Tycoon GUI
You must buy every standard upgrade and choose every store on a floor before the Set Piece GUI becomes available. Modify the code that handles building placement to
For a look at how these Set Pieces and their corresponding GUIs function during end-game play, check out this completion walkthrough: check out this completion walkthrough: