The document discusses how online social networks are changing how people work, play, buy, research, study, find information, meet, date, and participate in various other activities. It notes that over 60% of Americans use social media, with those age 35 and under having near-universal adoption. Social media platforms like Facebook, YouTube, and Twitter are among the most visited websites, surpassing traditional media and search engines in some measures. The growth and impact of social media are changing how organizations communicate and interact with their audiences.