The User profile is a great way to see an overview of a user's activity on your social media. You can also see User Labels and notes you have assigned to them. All you need to do is click on the User profile button after clicking on the user you want to view.
The information you see does differ slightly for each network. Please see below what is available:
Comments
Posts
Private Messages
Listening items
Comments
Mentions
Direct Messages
Story Mentions
YouTube
Comments
Number of users they are following
Mentions
Private Messages
Retweets
Note: The User Profile for Twitter requires the Twitter Plus add-on