Node:Modifying the Headers, Next:Enclosing Another Message, Previous:Editing the Message, Up:Composing Mail
To add new addresses to the list of message recipients, use ~t
command, e.g.:
~t name1@domain.net name2
To add addresses to Cc or Bcc, use ~c or ~b
escapes respectively.
To change the Subject header, use ~s escape, e.g.:
~s "Re: your message"
Finally, to edit all headers, type ~h escape. This will present
you with the values of To, Cc, Bcc, and
Subject headers allowing to edit them with normal text editing
commands.