Originally Posted by cyphertext

You got it into the house, right? If it can be taken into the house by a couple of guys, it can be taken out of the house by a couple of guys.

Thieves steal Lubbock man's safe with about 30 guns inside - KCBD NewsChannel 11 Lubbock

You bolt it down for a number of reasons... to keep thieves from just taking the whole thing, and to keep thieves from moving it to get a better angle to try to pry the door open, or keep them from trying to puncture the steel and peel it away from a corner.