(1) The deposit is the down payment for these contracts, and it is the basic condition for you to buy these contracts.

(2) Initial deposit =2700*50*5%=6750

(3) No additional deposit is required for any drop. You only need to replenish the available funds, that is, your funds MINUS the maintenance deposit. When the funds in your account are insufficient to cover your losses 100*50=5000, the exchange will automatically help you balance.