The Deterring Entry to Driveway by a Trash Can, a Compost Bin and a Recycling Bin deters entry into the 2-car driveway by strangers in Gatineau, QC, Canada.
My geological engineer/exploration geologist daughter Évelyne found the same technique used in Baie-Comeau, QC, Canada, in much greater scale. They are also equipped with portable toilets at the edge.