You may wish to show the most recent video from Eric Qualmann on the Social Media Revolution at this point in the class! It is in the YouTube playlist on Strategic Foundations.
This infographic by Leverage highlights fun facts about the top social media sites.
Watch this YouTube video on the power of participation http://youtu.be/GA8z7f7a2Pk
Professors may wish to show the case study available at https://www.youtube.com/watch?v=1YyKACxWvcw and review the analysis of the campaign from CrimsonHexagon at http://www.crimsonhexagon.com/business-intelligence/social-analytics/advertising-effectiveness/consumer-brand-perception-of-chipotle-ad-campaign