The document discusses using social media to enhance conference experiences. It notes that social media allows for multi-directional engagement between attendees rather than just one-directional communication from organizers. Specific social media tools mentioned include using a conference hashtag to aggregate discussions, a Lanyrd site to provide event information, and QR codes to provide additional content and drive engagement. The benefits of social media for conferences include creating buzz, boosting registration, virtual networking, identifying influencers, building community, and obtaining feedback.