INFORMATION commands.

COUNT           Show how many messages are in a message-sequence. 

CHECK           Check for new mail (MM also does this automatically).

DAYTIME         Show today's weekday, date and time.

PWD             Show the current working directory of the MM process.
STATUS          Show information about your MM process:
                  the current mail file, messages, file size, forwarding.
VERSION         Show information about the MM program:
                  the current version, copyright notice, bug report address.

WHO             Check a mail address (including your own mail aliases).
FINGER          Show information about a userid.

For more information about any command,
   type "help" followed by the command name.
