AL = Account Librarian (almost useless) AM = Account Manager (owns the groups and users) BA = Batch Access (:JOB command) CS = Communication Subsystems CV = Create Volumes (private disc volumes) DI = Diagnostician DS = Data Segments (not Distributed Systems) GL = Group Librarian (almost useless) IA = Interactive Access (:HELLO command) LG = User Logging MR = Multiple RIN (ability to deadlock the system) NA = Network Administrator ND = Non-sharable Device (grab devices for your own use) NM = Node Manager OP = Operator functions (Hipri, Restore, etc.) PH = Process Handling (program runs programs) PM = Privileged Mode (do anything you want) PS = Programmatic Sessions (call Startsess intrinsic) SF = Save File (create a permanent disc file) SM = System Manager (give out any capabilities) UV = Use Volumes (private disc volumes)