'Tis the season to tip well

How to express gratitude this time of year, whether it's for a valued service or a gesture of hospitality:

Yuletide tip guide

Though holiday tipping can vary based on regional customs or type of establishment, here are some rough guidelines from the Emily Post Institute's Web site, emilypost.com.

Live-in nanny: One week's pay and a gift from your child or children.

Regular baby sitter: One evening's pay and a small gift from your child or children.

(By Booth Moore)