Hi. I've also experienced offline messages randomly being sent via email, but it soon went away.
Here's the only answer I can find:
quote:
Originally posted by Jonathan Kay
Although I haven't seen it happen in awhile, sometimes offline messages are received in the
Hotmail inbox of the person receiving them as the offline message store is actually the same
place Hotmail mail is stored. It's not your fault nor is anything malicious going on.
So unfortunately it appears there's nothing you can do.
Related posts:
-
Offline Messages in my inbox. | msghelp.net
-
Vista - receiving offline message as email | vistax64.com
-
Windows Messenger Live - rerouting offline messages to email | MSDN
Please note: This was first posted in Bug Reports, until it was moved.
The problem you're having is unrelated to Messenger Plus! Live.
Offline messaging is a feature built into Windows Live Messenger.