Broadcast your posts to Twitter and Facebook directly from the WordPress post page.
– Automatically post to Twitter and Facebook when you publish your post.
– Checks for already-published status.
– Select which or both social networks to post to on the post page.
– Bit.ly support with custom credentials.
– Custom Twitter and Facebook credentials.
If you need help setting up this plugin, go here:
http://yesplugins.supportbreeze.com/articles/sociology/installation-and-initial-configuration