Various technological advances are developed to make the trading life easier for the traders in centralized and decentralized market. EA trading is a software coded program and once you install it in the market place robots will execute your transaction as per your given previous order. It provides fastest and timely trade executions without wasting time. But the disadvantage of EA trading is: robots won’t be able to analysis and take appropriate decision if market suddenly changes in an unfavorable direction and robots will execute the order and it may cause losses.