minor list changes

[Michael Sokolov]

Jay West <jwest at classiccmp.org> wrote:

> Actually, I can't think of the last time I've seen ANY domain that didn't 
> have more than one MX record.

For the record (no pun intended), I have no MX record at all.  They are
optional and unnecessary if the host receives its own mail.

> Except for someone trying to run a service out 
> of their house. To do so, is... well...

Harhan Engineering Co's physical facility is not a house.

MS