A concerned woman pushing a button on her smoke alarm. - Chameleonseye/Getty Images Each home security system has its own set of cues and meanings, and you'll need to consult with your manual to work ...

Of course, it always happens at the worst moment: you’re deep asleep, the house is quiet, maybe you just dozed off, and ...

We’ve all been there. It’s 2 a.m. and you hear an eardrum-piercing beep. Your first reaction is to cover your head with a pillow and pretend it never happened. Eventually the slow chirping takes ...