A sysop can give a user restrictions from certain sections or features of the BBS by setting one or more valid Restriction Flags.
| Flag | Name | Description |
|---|---|---|
| A | ANSI and Ctrl-A Codes | User cannot write messages containing either ANSI escape sequences or Ctrl-A codes |
| B | Beep | User cannot insert beeps (Ctrl-G, ASCII 7) into messages (posts, mail, or chat) |
| C | Chat | User cannot use any chat functions |
| D | Download | User cannot download files |
| E | User cannot send e-mail messages or telegrams to local users (but can still e-mail the sysop) | |
| F | Forward Mail | User cannot forward mail |
| G | Edit Defaults | User cannot edit their account settings (e.g. “Guest” account), settings are reset to “new user values” upon logon |
| J | Quoting | User cannot use the internal message quoting feature when replying to messages |
| K | Read Sent Mail | User cannot read/kill sent/pending mail |
| L | Logon Once a Day | User will only be allowed to logon a maximum of once a day regardless of what his or her security level normally allows |
| M | Networked Mail | User cannot send networked mail (NetMail) of any kind (QWK, FidoNet, or Internet) |
| N | Networked Subs | User cannot post messages on networked sub-boards (of any kind) |
| O | Post w/Real Name | User cannot post messages on any sub-boards that use a poster's “Real Name” 1), NetMail is always sent using user's alias |
| P | Post Messages | User cannot post messages on any/all sub-boards |
| Q | QWK Network Node | This user account is used for a QWK Network Node (very special purpose restriction) |
| R | Remove Files | User cannot edit file descriptions of or remove files they have uploaded |
| S | E-mail Sysop | User cannot send e-mail (feedback) to user #1 (the sysop) |
| T | File Transfers | User cannot access the File Transfer Section (or FTP Server) at all |
| U | Upload | User cannot upload files |
| V | Voting | User cannot vote on messages or polls |
| W | Auto-message | User cannot write to auto-message |
| X | External Programs | User cannot access the external programs menu |