I'm well aware support uses the "once you click 'Okay' and agree to the trade, it's final and there's nothing they can do about it" line.
I strongly believe this is a different case entirely, as even though he reviewed the trade in detail, there was no possible way he knew what he was agreeing to.
I'm asking on his behalf because I'm slightly more vocal (annoying

I'm not asking for anyone to credit him for the "gold" guaranteed by the trade window, I'm asking for the transfer of 1 (one) item back to its original character from an account that has been banned for doing the above actions and getting support tickets written in left and right.
Please Gimme A shout.