What Rick Steves Suggests Doing When Tipping (Or Not) In Europe - Tasting Table
In Europe, tipping is very different than it is in the U.S. Most waitstaff are paid a living wage to begin with, meaning that to them tips are what they are intended to be: a gift for exceptional service.
When to tip your Uber driver, according to CEO Dara Khosrowshahi
Khosrowshahi stated that "Tipping is entirely optional," advising customers to tip only if they feel they received exceptional service during their ride.