Harrass harrass harrass....at work , home, at play and school.....not a minutes rest till they out this POS's location.
Then they sit there, sometimes for hours. It's euphemistically called 'crime prevention'. Then they'll take a long hard look at the property. If they think something ain't right, code enforcement gets a call. Building inspectors are called in to make sure everything is safe for the little darlings.
Eventually even the really stupid ones get the message and either cough up the desired information or they move on to greener pastures.
Whatever happens their little house of amateur pharmacology generally sees a sharp drop in business from a severe lack of customers. Crime in the area tends to plummet as well.
You take care now.
L