Laundry room etiquette isn't something you can learn from a book or read in a magazine. You learn about laundry rules from being in the trenches at the laundromat, slinging quarters for an extra 15 minutes to nuke your clothes and still have them come out a little damp. The fury you feel after experiencing a laundromat faux pas is what teaches you right from wrong.

Flying in a plane is never comfortable. The seats are cramped, the aisle are awkwardly narrow, and the food is basically 3D printed. Most travelers understand that there's a certain etiquette that must be that must be followed to prevent further discomfort for the good of the rest of the group and a few unspoken rules simply cannot be broken. Never bring your own hard boiled eggs for a snack, never let your kiddos play annoying games on your phone at full volume, and absolutely, never, EVER tak…