14 Situations When You Should Not Use The Standard Gratuity Percentage

(1) 0% – when you vomit from food poisoning during the meal

(2) 3.14% – when you eat on MIT’s campus

(3) .777% – when you eat at the casino where you pawned your wedding ring

(4) 17.76% – when you bring a British visitor to an American restaurant

(5) 1% – when you’re the ultra-rich

(6) 55.5% – when you work in the TV industry

(7) -X% – when your other get-rich-quick schemes fail (tell me if this actually works)

(8) 4.20% (and 4.05% in 2015) – when you patronize a restaurant that closed then reopened

(9) 69% – when you feel generous and immature

(10) 6.9% – when you feel thrifty and immature

(11) 19.20% – when your girlfriend pays

(12) 14.92% – when you cut in line for a table

(13) 800.85% – when you compute the tip with a real calculator

(14) 86753.09% – when you eat at a karaoke bar