Great way to lose weight fast. No money equals no food equals goodbye excess fat!
Instead of sitting in the hotel being bored, you get to spend that time calling banks, canceling credit cards, and trying to convince the DMV in your home state to issue you a replacement driver license without you being physically present.
Everyone in the HR department at your new job will remember you because you're the only one who didn't have any form of identification or proof of citizenship on your first day.
Driving a car with out-of-state plates on unfamiliar roads without a license adds a lovely hint of danger to the daily commute.