Because this is another way to cheat the hell out of u people for ur money. When u can see that their cheating go to another game. The developers knows good and well what they are doing. They think because u like the game u will spend more, just stop doing that. They not hurting themselves but u. They are the ones that want ur money. Think about what ur doing and stop it. These games started out to be free games but they got to greedy.