this is a good guide. I always have this debate with folks I know who make me feel less than generous for tipping pre-tax...I'm glad there's some validation out there for it though. with tax so high, it's kind of crazy to tip post tax!

Quoted: Emily Post Institute offers etiquette advice and answers to manners questions such as wedding etiquette, parenting issues and table manners. Peggy Post, Peter Post and Cindy Post Senning are spokespersons who are available for speeches and seminars.