Measuring social media is one of the areas of online marketing that is still frequently discussed and we still haven’t found that magic number yet! But there are lots of free tools that can help to monitor and track your social media activity to ensure it’s working for you or you’re reaching your targets.
Interested? See the complete article here: http://thenextweb.com/socialmedia/2011/02/18/social-media-tools/
Source: The Next web