i discovered this site 2 month ago its a site where u invest ur btc, and u earn btc as time progresses, i deposited 0.5 btc 1 month ago, an i earned about 3.9 btc, at that moment i knew i had to do something to get more earnings, next i powerup all my earnings, and shared my site using my referral, the referal gives u an earning boost, i have know earned more than 16 btcs, and i am sure to get more in the future [hide] http://makebtc.net/?ref=ggatngg [/hide]