Architecting and designing
  
Check out, Check in, Freeze
Select Check out, Check in, Freeze, Unfreeze, Delete or Unlock Locked Item from the list.
Only supervisors have access to Freeze, Unfreeze, and Delete and Unlock Locked Item.
A user on a Novell NetWare or Microsoft LAN Manager server can be designated as a supervisor in his work group.
For more information on controlling access if you are running System Architect on a network, see Using the access DLLs to change your security mode.
For information on your network software, refer to the manual for your network hardware and software.