The Globe and Mail | Daily Mail | Royal Mail | Butterfield Overland Mail | Mail | The Courier-Mail | Birmingham Mail | Mail order | You've Got Mail | Yahoo! Mail | Simple Mail Transfer Protocol | mail order | mail | The Mail on Sunday | Pacific Mail Steamship Company | Microsoft Mail | Hull Daily Mail | The Sydney Mail | Royal Mail Steam Packet Company | ProMED-mail | Play-by-mail game | Mail.ru | Brahmaputra Mail | The Photographer's Mail | The Lyons Mail | The Daily Mail / Staircase | rocket mail | Night Mail | Mail-order bride | Mail Online |
MHS was a very 'open' system, and this, with Novell's encouragement, made it popular in the early 1990s as a 'glue' between not only the proprietary email systems of the day such as PROFS, SNADS, MCI, 3+Mail, cc:Mail, Para-Mail and Microsoft Mail, but also the competing standards-based SMTP and X.400.