Yep.just leave the oem port be so the crooks can get to it easy enough. that will definitely solve the inconvenience of having to disconnect it for service.
1 - Insurance claim for a damaged/vandalised car that you'll have to have fixed, and it'll still carry the scars.
2 - Insurance claim for a stolen vehicle, get a new one.
In some parts of Los Angeles, it's getting as bad as NYC was 20 years ago... people are leaving their windows down and trunks open so dirtbags won't break in.