The document outlines 10 social media challenges for the month of December 2010. The challenges include unfriending Facebook connections not interacted with in 2010, liking a cause page on Facebook, evaluating LinkedIn connections, making blog posts and comments, cleaning up Twitter followers, tweeting messages worth retweeting, ensuring tweets match one's profile, uploading a video to YouTube, and predicting the future of major social media platforms. The goal is to engage more meaningfully with social media and clean up online profiles and networks.