Step 1: Don't show up early, unless you want to be that one guy who gets stuck in the closet for three hours.
Proceed to Chapter 2: "The Art of Discreetly Snacking"
Skip to Chapter 4: "The Science of Not Getting Invited to the Afterparty"
Read Chapter 3: "The Secret to Not Getting Asked to Leave" (it's a real page... we think)
Illustrations by the great Party Crashers' Etiquette Illustrator, Bart Badd
Disclaimer: This manual is not responsible for any lost friendships, ruined carpets, or awkward small talk.