??? - To see the Help Frame File, editors of a particular help frame,
the User File, or members of a mail group.
-USER - To take a user off the list preceed it with a minus sign.
G.GROUP - To specify a set of users as defined by a mailgroup, preceed the
group name with 'G.'
At this prompt you can select users. You can assign a single user
or a set of users. You can use a mailgroup to specify a group of users.
Respond with the name of the user(s), one at a time.
You may also respond with one of the following:
^ - To exit this option.
?? - To see the list of editors you've already specified.