This document discusses how to personalize content experiences at scale. It recommends auditing existing content, creating personalized content experiences for different audiences, and personalizing content delivery across different channels. Specifically, it suggests tagging content by topics, personas, accounts etc. to organize it better. It also advises marketers to build initial personalized content streams for key accounts or segments. The document then provides examples of how to personalize content delivery via paid, email, social, sales and organic channels. It emphasizes that personalizing content at scale requires the right mix of content for audiences delivered at the right time.