Do you ever worry about what would happen if one of your house keys was misplaced or lost? You would have to pay to get all new locks installed and it could get pretty pricey.

Imagine being able to change your locks in a matter of seconds . . . wouldn’t that have been handy the last time your child lost their key to the house (sorry Mom, I know I did that once or twice!).

The everyday front-door lock has had a bit of an overhaul with Kwikset’s Smartkey system. First, it’s designed to be unbumpable, so you can feel more secure when you leave your home unoccupied. What’s ...