Almost more important than preparing the perfect costume is the ability to successfully trade the candy you hate for the candy you love. It can be a tricky process since we each have different favorites but everyone hates licorice. All trades must be executed very carefully, especially when dealing with children or people who like Special Darks. Those guys are likely to be your boss someday. See, all sorts of stuff here that will help you get through not just Halloween, but your whole life! Watch and learn.
Check out the video after the break.