So if someone came and plopped themselves and the entrance to your house on the pavement, you'd want there to be no recourse to ask them to go away. Vagrancy,

So if someone came and plopped themselves and the entrance to your house on the pavement, you'd want there to be no recourse to ask them to go away. Vagrancy, loitering etc have always had cause to be enforceable offenses for 200 years for a reason