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.

Knowing how to wire a light switch is critical if you are going to tackle the job yourself. Here we show you how to wire up a ...

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.