A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops. Lights on, lights off. That’s great for a small room with one entrance.

Tackling electrical projects can be daunting for DIYers. It’s one task that can be dangerous if not done correctly. However, knowing how to wire a light switch is a relatively straightforward job, and ...

Here's where to start. I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when ...