This document summarizes the growth and impact of social media campaigns to show support on Twitter. It describes how one tweet about turning avatar images green to support Iran's election grew to include over 230,000 people. Simple, viral tweets that are easily spread are most effective at driving participation in these types of online movements.

1. The Twitter Green Revolution @arikfr Arik Fraimovich http://www.bradcolbow.com/archive.php/?p=99

2. Social Media Geek

3. Stuff I've Done QassamCount on Facebook @moked

4. Hmmm... people turn they avatars green in support of #IranElection.

6. It all started with 1-tweet. (while I was still developing the application) http://twitter.com/ninavizz/status/2206847293

7. 20 minutes later : 300 people 2 hours later: 2,000 people 12 hours later: 22,000 people Today: over 230,000 people

8. 20 Twitter features users used the application, including @al3x (Twitter API Lead Dev)

9. Why it worked? 1. Tweet (Viral) 2. Simple (1-click) 3. Timing

10. 730 people total 450 people on the first day

11. 42,000 people total 20,000 on day 1 another 20,000 on the next two weeks

12. "The news of the latest Jakarta blasts broke first on Twitter, with tweets spreading the news before media outlets reported on it." "Users were also quick to post photos of the decimated hotels, which were quickly picked up by online outlets including the ABC." #IndonesiaUnite http://www.abc.net.au/news/stories/2009/07/17/2628983.htm

13. 9000 supporters 2000 on day 1 2800 on day 2 2000 on day 3 People prefer flag over overlay (1:4 ratio)

14. Discussion: From "Activism" to Real Action