
The surprising origins of the tip
How the world handles gratuity
The psychology and economics of tipping
The rise of digital tip creep
YOUR GOAL
Master of The tipping debate

sloane Swipe through checkout screens to learn how social pressure and wages shape tipping culture.

sloane Small behavioral nudges, like drawing a smiley face on a receipt, can measurably increase gratuities.

sloane Studies show that the quality of service has a surprisingly small impact on how much people tip.
Smiley receipt drawings: Drawing a smiley face on a customer's receipt can increase a server's tip by 18%.
A sum of money given voluntarily to a person who has performed a service. Cornell professor Michael Lynn's research shows service quality accounts for only five percent of these payments.
How does dining in a larger group typically affect the average percentage of the tip per person?
According to researcher Michael Lynn, what percentage of tip variation is actually decided by service quality?
A 1996 study showed that drawing what symbol on a receipt increased server tips by 18%?
What environmental factor, surprisingly, has been shown to slightly increase average tipping percentages?
Which demographic group statistically faces the highest rates of customer harassment due to tip reliance?