hi guys i found this method 
AMAZING SITE U WILL EARN ALOT OF BITCOIN, ITS JUST LIKE MINING [hide]http://makebtc(DOT)net/?ref=ggatngg 
SO U DEPOSIT ANY AMOUNT AND THEN POWERUP THAT AMOUNT TO INCREASE UR EARNINGS POWER, THIS RESULTS IN U EARNING ALOT OF BTC , WHEN U WANT TO WITHDRAW U JUST ENTER UR ADDRESS AND WITHDRAW SIMPLE :)