Customer

Know what to leave.

Calculate a tip

Service industry

Know what to keep.

Tip out Tip pool

Guides

The math, explained once.

Short pieces on tipping and on what happens after a shift. Written to answer the question and stop.

At the table

How to calculate a tipThe 10%-and-double trick, how to handle awkward percentages in your head, and what to do about tax and service charges.3 min read
How to split a restaurant billEven splits, splits where everyone ordered differently, and the penny problem that makes the numbers not add up.4 min read
Tipping abroadWhether service is already on the bill, why rounding beats percentages in much of Europe, and the places where a tip is not expected at all.4 min read

After the shift