oh one more question, why BLC system said : Amount: Incorrect amount: we do not allow digits after the 4th decimal place.  ??
what this try to steal cent money ? on BTCJAM I can make investment with 0.000001 BTC, digits after 4th decimal is really count.

your system sucks and really amateurs.

copy from my dashboard :
Investments

    Interest Earned: 0.00609900 BTC
    Invested: 0.20830000 BTC
    Repaid: 0.21439900 BTC
    Late: 0.0000 % (0.00000000 BTC)
    Default Rate: 0.0000 % (0.00000000 BTC)