telnet 25
helo will
rcpt to:will@
start body with ; end with ret . ret

telnet (wait for connect message)
user (wait for confirmation)
pass (wait for confirmation)
list (to view the number of messages)
retr (to read the message; FreeBSD’s scroll buffer is very useful here)
dele (to delete the message)
last (to get the last message number; useful for the forgetful who receive lots of email)
quit (to leave telnet)