This smart lock has a video screen to show who’s on the other side of the door, which is kind of useless if your door has a ...

Additionally, some smart locks simply attach to the inside of your door and use your existing keyed cylinder and deadbolt hardware; with those locks, you have to remove the interior escutcheon only.

And those bifold doors covering your closets are an excellent canvas for creative upgrades. Odds are, the bifold doors in ...

It contains Wi-Fi, Z-Wave, and Zigbee radios that allow you to add a plethora of third-party devices such as door locks ... to pay a monthly fee to offset hardware costs as well.