Restaurants Do Not Charge What You Write
Isn't that scary? You write one thing on your receipt (when you put a tip and a total) and they go make up some other amount to charge you. The way someone figured this out is cool, too.
Want to discuss this? Join my forum.
(Due to multi-year, sustained harassment from David Deutsch and his fans, commenting here requires an account. Accounts are not publicly available. Discussion info.)