Common sense dictates that we are polite to each other on every occasion, but there is a need to reinforce that idea when it comes to airplane etiquette. When you book a trip, you already know that it isn’t going to be all rainbows and sunshine and that there is a chance you are going to come across annoying situations. But you need to keep in mind that being on a plane means that you can’t get away and you can’t leave your seat, which means you will just have to deal with it, preferably without being nasty. So, here are some of the rude things passengers do on a plane – and that you definitively should avoid!