Facebook and traffic - http://searchenginewatch.com/3640379

Seven things about Facebook - http://searchenginewatch.com/3640475

A place to ping your blog - http://pingthatblog.com/

Lot's of people are watching videos - http://blog.searchenginewatch.com/100601-155022

A case study from 517 fans to 33,000 fans - http://www.marketingexperiments.com/blog/research-topics/facebook.html

Enjoy your day/