vettesr If you didn't touch the key that was return you have finger prints on it. As far as killing or stopping a home thief, each state is different. You could end up in jail and sued. He's dead but bet he has family.
. As far as a spare key, keep it in your wallet. or when you are going to the house. @ pad locks on both channels of the garage door is a good place to start. Having the neighbors keep and eye on the house is worth a $25.00 dinner card every year. Bars and floor locks are the best way to stop home thiefs from breakin in. Curtains on all main floor windows. Radio and light on timer also good idea. rotate cars in driveway. I save the best for myself. I like the hand gerenade on a door knob one myself. Rick L.