The unwritten rule: How much should you tip?

How much should you tip your server? Your hairstylist? Your Uber driver or barista? Diane Gottsman, an etiquette expert, sits down with Tiffany Craig in this week's episode of Tell Tiffany on how much extra you should fork out to express your gratitude.
Published: 10:25 AM CDT March 13, 2017
Updated: 10:41 AM CDT March 13, 2017