I was send a message to one of my buyers and I always end the message with both my name and my company name in the format of
David @NviGate Systems
Now the eBay messages is telling me I can't send it because exchanging e-mail address is not allowed. Funny, I previously used the same format on my mobile devices and messages never got flagged.
It's no big deal, I can just use a Hyphen instead but it's funny it's never happened before.