If you are traveling with someone, work as a team. Exercise caution when using pay phones or ATM machines. It's easy to have your long distance or ATM PIN stolen in busy public areas. On the Plane Take your seat promptly and stow your bags. Watch your alcohol consumption.
Every alcoholic beverage consumed in flight equals three on the ground.
Drunken passengers are a potential danger to all on board. If you're traveling with children, come prepared. Pack books, crayons, toys, snacks, diapers, wipes, etc. You cannot count on the airline to provide anything. You may want to request seats at the bulkhead where there is more room.