If you're looking to buy a smart lock, start here. Our smart lock buying guide will help you find the best smart lock for your front door.

If your car's smart key dies on you, it's still possible to unlock your car and start the ignition without replacing the key's battery immediately.

It's wild to think that not too long ago, we were all turning physical keys in car doors and ignitions. But today, many new cars don't come with keys at all anymore. That's because smart key ...