This document discusses trends in social networking from 2007 to 2011. It notes that social networking has become the most popular online activity worldwide, with over 1.2 billion global users. While adoption is widespread, there are regional differences in social networking behaviors and platforms. The importance of Facebook is highlighted, as it accounts for a large percentage of time spent on social networks. Microblogging through sites like Twitter has also emerged as a new force. Local social networks are gaining more global users. The demographic of social network users has expanded beyond just young people to include all ages.