An expert advisor is simply a piece of code written in the MQL4 programming language which, once installed on your MetaTrader 4 Forex trading platform, has the ability to automate the opening and closing of trades on your behalf. It is a piece of code that includes a set of rules based on what, how and when to trade. It also allows you to adjust stop loss, take profit and trailing stop levels according to pre-defined parameters. Every expert advisor is different. Every ex…

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