1. The document summarizes updates to the Facebook platform announced in June 2011, including new JavaScript SDK methods for measuring Canvas page load times, enhanced Open Graph stories, and Graph API methods for tagging photos. 2. It notes that the PHP SDK has been upgraded to version 3 and now uses OAuth flows exclusively, and that accessing the user feed through the Graph API will soon require an access token. 3. The document concludes by outlining additional changes and deadlines coming to the Facebook platform in July, September, and October 2011 related to payments, authentication flows, and Secure Sockets Layer requirements.