Even more consequential and terrifying is to check how quickly and easily you can rake or bump the lock on your home door (only attempt if you know that you're doing, so as to avoid damaging it). Tends to be far easier than accessing car. It may also run counter to expectations: The nicest (and second most expensive) place I have lived at had the worst locks.

Makes you reflect on how, most of the time we rely on a baseline trust placed in most of the people around us.