Well admins are required to follow the ban and rule system and any that are found to not be following it can be removed. In addition most times admins ban for something like that it is only a short temp ban. Players usually know or find out what they did when they get temp banned and are less likely to repeat it. Also if you look back you will see that people bitch whenever anyone in zombie mod gets admin because 1/2 the time they have no idea what is going on. Currently the zm server does not have enough admin actions b/c a lot of the admins just have it to have and do not really ever use it. There are always going to be people anywhere that do not like others or are given a bad impression, this is a fact of life and ruining away from it does not change the facts.

People just need to