Many crimes involve intruders coming through a home’s front door. That’s why you need a good deadbolt. Not ready to buy? You can probably make your current door lock more secure with a simple tweak.

Are double-keyed deadbolts legal? Are they safer? More secure? Great questions. First, let's define a double-keyed deadbolt. It's a deadbolt that locks from the inside and the outside with a key. This ...

Q DEAR TIM: Several door locks at my home don't work properly. When I try to extend the deadbolt lock, it will not turn all the way. Several other regular door locks and deadbolts are hard to turn.