1. Estimate of "Fifteen minutes" means thirty minutes.
  2. If director says, "Great, one more time." It means at least three more times.
  3. "Best caterer in town" means only caterer who will do it for the budget.
  4. If the transpo guy says the vintage car is running "fine", it will definitely break down on day of shooting.
  5. When (80% of) script supervisors say actor was "holding it in his left hand" there's a 50% chance they're wrong.
  6. "Two cameras will save time" ummm not always