Read up http://www.forums.a1whs.com/showthread.php?t=117
Copy of same :
Please use https://www.a1whs.com/billing/ for support and questions, for today yahoo seems to be offline in our location and cannot access yahoo mails.
So if you sent email to our yahoo email account they will go unread for
the day. This is why its important that for support the above link is
used. Everyone should have access to the same, and it is pretty easy to