2.This is so loving dumbforget.
4.If you made it impossible then it tells your bad on eventing.
Oh the irony of these two statements.
OT:If the buildings were to be limited, there are still some problems that arise, unique buildings wouldn't be able to be built, we'd have all the buildings composed of 1X1 flats, if you wanted to kill the building and make another type of building in the same place with ramps and poles, it wouldn't be possible, because again, you cannot place bricks within bricks.