Why would light switch manufacturers write the words on and off on their switches? Is it not obvious if the light is on or off? - Quora

How to tell if a light switch is connected - Quora

What is it called when 2 light switches control 1 light? - Quora

On my two-gang light switch, why does the second switch only work if the other switch is also turned on? - Quora

Why do most light switches point up when the light is on and point down when the light is off? - Quora

Why do some automatic light switches need a common wire while others don't? - Quora

How many lights can be wired to one switch? - Quora

Is it safe to work on a light fixture with the switch taped in the down position but the breaker still on? - Quora

Can I convert a 3 way lighting circuit into a 2 way circuit and eliminate one of the switches? - Quora

If there's a light switch that doesn't seem to do anything, what does it mean? Does it actually do something that I just can't physically see? - Quora

What is a single light point controlled by one gang switch? - Quora

Which is on and which is off in the I/O switches? - Quora

How to identify wires in a light switch - Quora

Why do some timer switches require a neutral connection and others don't? - Quora