Snapchat is simple enough: take a picture or video, select a few names from a list, and hit send. But the more you use it, and the more "friends" you end up sending Snaps to, the more things you have to pay attention to. It could be easy getting caught up sending a semi-embarrassing video to a dozen people from different walks of your life, but not every Snap should be treated equally. Like, if you're out with your boys and getting wasted, you could at least spare your girlfriend the sight. Or if you're out having the time of your life, don't Snap the person you easily could have invited — but didn't. Here are 10 Snapchat Rules Every Man Should Follow. Etiquette doesn't stop with selfies.