|  Control Commands: | 
| ? |  List all subcommands | 
q |   Quit - apply mailbox commands entered this session | 
| x | Quit - restore mailbox to original state | 
| ! [cmd] |  
	Start a shell, run [cmd], and return to mailbox | 
| cd [dir] |   Change directory to [dir] or $HOME | 
| Display Commands: | 
| t [msg-list] |  
	Display messages in [msg_list] or current message | 
| n | Display next message | 
 | f [msg-list] |  Display headings of messages | 
 | h [num] |    Display headings of group 
containing message [num] | 
| Message Handling: | 
   | e [num] |   Edit message [num] (default editor is ex) | 
   | d [msg-list] |  
	Delete messages in [msg-list] or current message | 
   | u [msg_list]  |  Recall deleted messages | 
   | s [msg-list]  |   
Append messages (with headings) to  | 
   | w [msg-list]   |   Append messages (text only) to  | 
   | pre [msg-list] |  Keep messages in system mailbox | 
| Creating New Mail: | 
|---|
   | m [addrlist] |  Create/send new message to addresses 
in  | 
   | r [msg-list] |  
Send reply to senders and recipients of messages | 
   | R [msg-list] |    Send reply only to senders of messages | 
   | a | Display list of aliases and their addresses |