Android, I can see why you are not changing your mind on the subject. But you cannot take away peoples freedom of thought.
Planning is something that we all do, even subconciously. And I'm not trying to be rude, but trying to subdue your people is retarded, it's stupid and it's down right wrong.
You are never going to make it as a succesful server with this harsh rules.
I'm not saying you ditch the rule entirely, just loosen the ropes a bit.