These services allow you to classify, share, rate, manage, comment on and save your favorite pieces of content in the main online social networking communities.
facebook - Social network on which you can share your thoughts, photos, videos and news with other users.
twitter - Free microblogging service which allows you to interact with your social network via short messages or "tweets".
del.icio.us - Content indexing service which gives you the ability to save and store all your favourite content pages in one place
StumbleUpon - Social network which allows users to store and share their favourite webpages with other users with similar interests.
MySpace - Social networking site consisting of user profiles which includes groups with common interests, blogs, photos, videos, music and much more.
digg it! - Online community participation site on which users post news stories and content. Users rate and evaluate the content with the highest rated content pieces placed on the main homepage
Technorati - Indexing site which allows users to search for and organise all types of web content.