A sua rede profissional de contactos http://www.linkedin.com/static?key=what_is_linkedin&trk=hb_what
Clients Friendbar – See your incoming tweets right in the toolbar as well as post updates of your own. Also works with Facebook friends. Twitter Line – Displays incoming tweets from your friends timeline in a toolbar, and allows you to post updates to your own account. Twitter StatusBar – A discrete tool that collapses [...]
Um vídeo bastante interessante e divertido que explica de uma forma clara o conceito de social media. Também podem ver os restantes vídeos a explicarem alguns serviços web 2.0