User Klomann Offered me 80$ for MSDN Admin account and i decided to pay him half now and half later.

and then i said 22.5$ now and after getting the account details i will pay him 22.5$ again , so total 45$ now.

But he scammed me out of 22.5$ , He is Well known scammer on this forum , user kralle.
Now he removed me from skype
When i told him to send me refund , he refused me

Proofs
http://i.imgur.com/QjjYzic.jpg
http://i.imgur.com/GFnKnYa.jpg

BTC tx id - https://blockchain.info/tx/50a6bd9cd976d2ee308d8060589e7653ee62d56dce2c2e5a0ae77ff99ce7b91f

Profile link of scammer - https://bitcointalk.org/index.php?action=profile;u=377986

Thanks for informing. He should immediately be banned from forum. Always use escrow for any transaction no matter how much small it may be