title: TFS: Deny Check-in permission for a user on one group
body: <p>I have assigned permissions to users on Group Level in TFS. I have a user who is assigned on more than one group and is allowed to check-in code in both groups. I want to allow user to check-in code changes in Group A but not in Group B.</p>
  
  <p>I will be thankful to you if you can guide me how i can do this.</p>
  
  <p>Regards,</p>