Hello. Selling some Bitmain coupons worth 420$ x 3, 220$x4, 200$x3 and 100$x6. All coupons I can sell for 45% of value ( so a 55% discount). I accept any coin LTC ETH ETC BCH or any you like. Can use escrow if necessary or you can pay coupons 1 by 1 or we can find a working variant. Waiting PM