Number six
I think a direct order from bitmaintech may work. Www.bitmaintech.com
Thanks for the suggestion but it requires at least 20 orders of ANTMINER U3 which I can't afford at the moment , but I will have this on mind , thank you I think a direct order from bitmaintech may work. Www.bitmaintech.com
http://bitcoinware.net/
try them.