How can I pin user keys?
To pin user's keys navigate to  tab, in the Users section.
- Select the user you want to pin the key to.
 - Click the  
Pin Keybutton. - View the pinned user at the top of the User list.
 
To unpin your team mate's keys navigate to  tab, in the Users section.
- Select the user you want to pin the key to.
 - Click the  
Unpin Keybutton. - View the unpinned user in the User list.
 
pinning-key