You can rate the quality of a mention using the Rating system and collaborate
Rating a Mention
Open the Mention you would like to Rate
Under the Ratings Tab, select the number of Stars at the top of the section
Click Save
Note: Star Ratings displayed at the top of the page are an aggregation of all users who have rating the mention you are viewing
Commenting on a Mention
Open the Mention you would like to Comment on
Under the Ratings Tab, add your comment on the Add Comment field at the top of the page
Click Send