Facebook is the popular social networking site, where users can connect with friends and talk about themselves.
You can create pages or groups to promote your organization or project, but you should tnk about which would be more appropriate for your situation. (MashTran has a page.)
Some examples of Facebook…

AC Transit has a profile on Facebook, and you can be their friend! Using an individual profile, rather than a group or a page, AC Transit takes on a less formal, more candid person with their fans. The profile updates friends of system news and events.

American Road & Transportation Builders Association has a Facebook page to promote the association’s publications and other functions. The page acts as another venue for advertising and a means to connect members and other interested parties.

You can be a fan of the ITS Library on Facebook. The library uses the Facebook page to extend services to users in an environment they spend a lot of time in. Fan can see the library’s recent acquisitions, hours, information, and news about library events. There are also pictures from library hosted function, which add another connection with the library’s users.

Missouri Department of Transportation uses their Facebook page to syndicate and republish news from their blog, share photos, and promote conversation about projects.
