Its not unbelievable, its quite believable and the kids race is telling
Put your old boxes on the porch full of dog crap or anything else disgusting. Put a note inside asking the porch pirate if they got anything they needed.
Drug dealers were known to push a large cardboard box [ex-refrigerator] up to a home's window, cut some openings in it, and drugs and cash would be exchanged by a "juvenile".