In the United States, tipping is a fact of life, both customary and expected. It's also nuanced and confusing. How much money do you leave? And in what situations? We turned to The Emily Post ...

Not sure how much to give your dog walker, hairdresser, or mail carrier—or whether you should tip them at all? We've got you covered. By Brian Vines Americans are fed up with being asked to tip for an ...