sounds like you need to move, maybe to somewhere that has people that respect other people's property and you don't have to live in fear of your car disappearing when you let it out of your sight for 10 minutes while you live yoru life.
oh, yeah- the weather there is awesome, so it's all worthwhile..
Oh I'd love to. I didn't chose to live here, this is where Uncle Sam put my wife and I.
Any larger city has the same problem though. You are just lucky you don't live in such a place. Sometimes it's impossible to avoid for people since that is where most jobs are at.
And if you think the car thieves sound bad here, let me tell you about the police....