1. GeniusRocket Social Intelligence Emerging Trends in Viral Video and the Implications for Advertising (2008)

3. Top 50 Viral Videos of the Year: 5 Lessons

4. #1: The most viral content is usually corporate content.

5. #2: The most viral content is posted on hundreds of blogs.

6. #3: The most viral content is usually OVER 1 minute in length.

8. #5: The thumbnails of the most viral videos nearly always depict humans (particularly faces), not objects.

13. Top 50 Most Viewed Videos on Youtube On A Typical Day: 5 Lessons Revisited

14. #1: Unlike the most viral content, the most viewed daily YouTube videos are just as likely to be UGC as corporate content.

15. #2: The median number of comments on the most viewed daily YouTube videos is about 1000 (ranging from 0 to over 20,000 comments).

16. #3: Like the most viral content, the most viewed daily YouTube videos are usually OVER 1 minute in length.

18. #5: Like the most viral content, the most viewed daily YouTube videos usually use thumbnails of humans.

19. Top 50 Viral Ads of the Year: 5 Final Lessons

20. #1: While corporate content dominates advertising, it often takes its cues from UGC.

21. #2: More than half of the top viral ads were one minute or more in duration, representing a shift away from the 30-second spot for online advertising.

23. #4: Unlike other viral content, the most viral ads feature thumbnails of objects (rather than people) about 30% of the time.

24. #5: The most viral ads feature disconnected content almost as often as heavily-branded content.