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.

I was reading up on a project and came across this link. It mentions that if a light fixture is between the switch and the panel it is common to switch the white and black wires to the right of the ...

Smart switches are great, but you can’t just drop any old thing into a three-way switch that turns a light on and off from two different locations. Today, Amazon is selling TP-Link’s Kasa Smart ...