Confused about decorum in this day and age of tell alls, text messages and Facebook? Derek Blasberg, a contributor to Vogue, W, Interview, Haper's Bazaar and more, helps set the record straight in his Classy: Exceptional Advice for the Extremely Modern Lady. His hilarious take on 21st century etiquette isn't always groundbreaking, but it did make us laugh.

Read an excerpt of Classy on Elle.com.