Take a druggie in once, shame on him, take a druggie in twice, shame on you.

Why is it AJ's decision to keep the druggie? What would be better than making a stupid sign is to dump all of his belongings in the front lawn with a note that says, "When you pay your share, you get to keep your share, but until then, the lawn is your new bed. Sprinklers come on at 6am."