Stop walking across a dark room to turn on the light. Install a 3-way switch and control lights from two locations.

Have you ever walked into a room and flicked the light switch, only to have it flicker or not turn on at all? A faulty light switch isn't only frustrating, but any kind of mechanical failure ...

Electrical work often requires calling professionals, but if you've got a buzzing light switch, there are a few things you can do before you get to that step.

Below, Donnelly tells AD how to wire a light switch with this simple step-by-step process for a single-pole light switch without zapping yourself along the way.