A MailMan installation could support a free email
advertisement site.  A different installation of MailMan
could provide essential email access for the students at a
small community college or the students at a large
university.  A different installation of MailMan could allow
the users of a neighborhood ISP to access their local email
accounts through the web without configuring a mail reader.
A different installation of MailMan could provide access to
any email address anywhere in the world for the patrons of a
cyber café.  Another installation might allow business
workers to stay in touch while away from their desks, even
while at a pay kiosk in an airport or at a borrowed
workstation at another corporation.  Another installation
might allow a family to keep in touch with friends through
Grandma’s WebTV box while visiting for Christmas.  There are
other uses for MailMan that we have not even thought of yet.
If you think of others, please let us know.