This was taken from website page,
Choose Risk (meaning you are choosing % of account risk for each order you enter). If you choose FixMoney, you will set a fixed amount for each order you enter.
Have another read of the page.
Am a bit confused. if i would like to increase returns and risk. which method shall i use.
just increase lot size.
You need to be an experienced trader for any automated trading system, the markets can go crazy, so if you plan to use this with no hands on trade management you will lose.