The document summarizes updates to the Facebook platform in July 2011, including:
1. Improved handling of apps with large numbers of users and faster search.
2. A new Send button that allows sending messages to friends, posting to groups, or sending emails.
3. Feedback on apps to address anti-spam measures and show where apps stand with News Feed.
4. Enhancements to the Graph API for managing pages, tabs, settings and access tokens.