Well, that would solve the smell problem. But I don't know where they are to bath if they don't have a bathroom. As for a bathroom, I don't think a bathroom necessarily helps to kick a drug addiction, or a propensity to commit violent acts or petty crime. Perhaps it may help some vagrants to turn their lives around, but probably not most.
Charity is a commendable thing, but misplaced charity is not. That is the hard truth that a liberal does not understand.