Tet, or Lunar New Year, is the most important holiday in Vietnam. The holiday celebrates the beginning of a new year on the lunar calendar and is a time for family, food, and fun. If you’re lucky enough to be in Vietnam during Tet, there are a few things you should know about how to celebrate the holiday. photo: Streetwindy Preparing for Tet Tet is a time for families to be together, so many people...