1. Mix up Arizona State University and the University of Arizona. Black sheep Northern Arizona University is exempt from their 118-year-old Duel in the Desert rivalry.
2. Overdress. We’re casual. Not like Crocs-at-dinner casual, but casual.
3. Underdress, especially in cities like Scottsdale or up-scale parts of Tucson or Sedona. Tacky.
4. Demonstrate confusion about the salsa bar, because you are going to a locally-owned Mexican restaurant, which is a test. Hint: salsa bars are like buffets. All the salsa you can happily chug down.