| 
To send mail
 | 
mail username
 | 
| 
To read mail
 | 
mail
 | 
| 
To respond to mail
 | 
r [messagenumber]
 | 
| 
To use the editor while sending mail
 | 
~v
 | 
| 
To get help while sending mail
 | 
~?
 | 
| 
To get help while reading mail
 | 
?
 | 
| 
To save a message to a file
 | 
s [messagenumber] filename
 | 
| 
To cancel a message you are sending
 | 
<Del> <Del>
 | 
| 
To look at message headers
 | 
h
 | 
| 
To see the next screen of message headers
 | 
z
 | 
| 
To return to the previous screen of message headers
 | 
z-
 | 
| 
To use the vi editor to compose a message
 | 
~v
 | 
| 
To delete a message
 | 
d [messagenumber]
 | 
| 
To delete this message and display the next
 | 
dp
 | 
| 
To recover messages deleted within this session
 | 
u [messagenumbers]
 | 
| 
To create an alias from within mail
 | 
a aliasnames usernames
 | 
| 
To quit mail
 | 
q
 |