 It's important to lock away not only your valuables, but also your firearms. In fact, you should never leave things like purses, keys, smartphones, laptops, or guns unattended in your vehicle because all of those things are what thieves look for when burglarizing cars and trucks. In Rutherford County, valuables and handguns are stolen from vehicles daily during vehicle break-ins. But here's something that might surprise you about that information. Vehicles that have been broken into in the city were left unlocked.