Going there basically means your life is over, no water, no electricity, and the phone frequently malfunctions.
The most important thing is that the Forest Police Station doesn't have much to offer, which means that there's no way to make money to get yourself transferred back, so no one wants to go.
The City Police Chief doesn't want to offend anyone, so he encouraged everyone to show a democratic spirit by volunteering themselves, or by nominating someone else.
Nominating yourself means you're not thinking straight, nominating someone else means offending people, so nobody said anything and they all started making small talk.
Until one guy drank too much water and couldn't hold it, so he went to the bathroom.
The moment he left the conference room, someone suddenly said, "He's pretty good..." and then listed many reasons, and everyone promptly voted in agreement, passing the decision unanimously.