In some cases, with the same nature or in some of the changes in the market, many EA. The problem is that try some career agencies and will know the results. In my opinion, EA will scan your account in one phase. So it's best to go to the deal manually and raise your trading skills through this.I like the manual trading analysis based on the research, I have my skills and ability to confident, so I do not trade with Android because they can not Uncertain market transactions and respond to news updates.