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

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.

Light fixtures in older homes may be controlled by pull chains. Replacing that pull chain with a wall switch is relatively easy.

My house was built in the 50s, with wiring from that time period. I'm trying to understand how to connect a modern switch up in the place of an existing old one and it just isn't making sense to ...