Clicking on your own ads isn’t the only bad luck AdSense publishers have run into. There are lots of different ways that you can make a mistake when using AdSense and while some of them Google will be pretty quick to tell you about, others you’ll only feel in your pocket.Here are some of the biggest mistakes you can make when using AdSense. Be aware of them...and beware of them!Big Mistake #1: Not Being Familiar With Google's TOSOn the one hand, this is an easy mistake to make. The terms of service change all the time and what’s legal one day could...