This document discusses Facebook user privacy settings and limitations for marketers. It covers the various privacy settings users can adjust regarding things they share, what others share about them, and contact information. It then discusses app, game and website privacy settings. The document outlines 5 major limitations for marketers, including only accessing needed user data and not transferring or selling data. It concludes with discussing what marketers can do within these limitations, such as recommendations, immersive experiences and relevant advertising.