i believe a few brokers need huge cash for deposit as a result of they actually suppose that when a trader do begin trade during this market with bit then he will fall in loss fastly as well as their account balance will certainly be blown inside few days however if they actually do invest huge quantity then trader can trade here once learning regarding this market. and A trader needs to start trading with some minimum amount.A broker provides leverage to trader to enhance his trading capacity so it has to be some minimum amount which a trader can invest and broker can provide leverage accordingly.