Smart locks from brands like Kwikset can go wrong, but there's thankfully a way of resetting them back to factory settings and changing the code. Here's how.

They typically use some kind of combination lock to keep your keys secured inside, and you can easily change that combination whenever you like—adding even more security, and much cheaper than ...

The Kaba Simplex solves the problem because it is a mechanical lock that utilizes push-buttons, which, believe it or not, are allowed under Jewish law.