This document summarizes a presentation about how Facebook has become the most important marketing channel. It notes that Facebook now has over 550 million active users, is gaining 30 million new members per month, and accounts for 10% of all time Americans spend online. It argues that ignoring Facebook is no longer an option for marketers and that there are two primary ways for businesses to use Facebook to grow: having a brand presence on Facebook and incorporating Facebook features into their own websites.