can't send message to group in office

[Ethan Blanton]

Bob Sloan spake unto us the following wisdom:
> Can you give me some guide on how to get my users to be able to
> message other people in their groups?

Bob,

You need to contact your internal technical support.  This is a public
support mailing list for the Free software that your company has
installed for you to use, and we don't know how your company's systems
work.

Ethan