We have them at colleges too. Sometimes you want full time real police who can send people to jail. I guess it depends on the environment and scale of crime to

We have them at colleges too. Sometimes you want full time real police who can send people to jail. I guess it depends on the environment and scale of crime to determine whether it's needed. If it is, then it may make sense to have the impacted business pay for it. Otherwise the city might not be able to commit enough resources.