Few governments enforce laws that protect them. State attorneys general enforce both state and federal laws. Civil courts do not enforce the rules. This requires a society with the structures required to enact and enforce laws. However, the government usually does not enforce prostitution laws. They also aggressively enforce boating safety laws and investigate boating accidents. Elsewhere, police enforce rules against protest. The government doesn't enforce the prohibition effectively. City mayors received greater authorization to enforce the rules. Their duty is to enforce the law in general. These cliques developed informal rules of behavior as well as mechanisms to enforce them. This raises the question of when can many states prescribe or enforce jurisdiction. It can enforce these agreements through injunctions. Companies can enforce the terms by refusing service. This was opposed as being too restrictive and difficult to enforce.