The glamorous star of Bravo's hit show The Real Housewives of New York City makes it easy to be elegant, with contemporary etiquette tips and a complete course in the art of sophisticated living Countess LuAnn de Lesseps knows firsthand that class is a state of mind, not a birthright. Raised in small-town Connecticut-half French Canadian, half Native American-she worked as a registered nurse before she started modeling. On her first trip to Europe,...