An automated trading system is a computer trading program that automatically sends trades to the exchange. Automated trading systems are often used with other forms of electronic trading methods. and One thing that is important when you use EA. We must know the type of Risk Management that will be used by EA because this is the critical point, second after We know that Risk Management that will be used by EA calculates your Money Managementament, how much leverage will we use and how many of your accounts can survive in market when your position is wrong.