Originally Posted by Chilehead
So you set up something without the intention (wink, wink) of it being a trap to protect property from intruders. Be creative. Plant some blackberries. They are extremely thorny and will grow quite dense. What police officer is going to contest something as innocent as berries? I mean, really.
Planting a bush isn't a booby trap. In fact many security consultants recommend thorny bushes under windows or near fences.
Razor blades, electricity and so on is asking for trouble over some gas.