Facebook.com. Janice Li Hue Luu. History. Founded by Mark Zuckerberg, Dustin Moskovitz, and Chris Hughes  Launched in February 2004  Private entity  . The Need.
Commerce value chain
Menu bar to access the different parts of your personal site. Includes messages and a link to friends who recently updated their profiles.
Shows the latest from your friends, such as new pictures, events they’re attending, or if they change something on their profile
Shows the different applications you can have on your personal profile
Ad for Facebook’s revenue
Latest Activities events they’re attending, or if they change something on their profile
Allows you to enter any information you want the public or your friends to know.
Allows you to join groups and permit people to see the groups you are in.
–Mark Zuckerberg, Facebook CEO
High school students (September 2005) 
Individuals in the workforce (May 2006) 
Everyone (September 2006) 
Statistics (May 2007) Customers