Retracement Buy/Sell MT4 Expert Advisor Using Moving Averages:
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Indicators Used : EMA 20 Close
		  EMA 80 Close


Buy trades; 
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Uptrend : EMA 20 > EMA 80

In uptrend , if a  Candle closed below EMA 80 , wait for a candle
to close above EMA 20 before the moving average cross over happens

once a candle closed above EMA 20, check past 20 candles highest 
high , if it breaks before EMA 20 < EMA 80, place a buy 
immediately 

Stoploss is recent 20 candles lowest low 

target is 20 pips 

after target hits, if there is any such valid setup comes, repeat
buy trades as per logic.


Sell trades :
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Downtrend : EMA 20 < EMA 80

In downtrend, if  a Candle closed above EMA 80, wait for a candle
to close below EMA 20 before the moving average cross over happens.


once a candle closed below EMA 20, check past 20 candles lowest low
if price candle breaks lowest low before EMA 20 < EMA 80, place a sell
immediately 

Stoploss is recent 20 candles highest high or moving average cross over
which comes at first.


target is 20 pips 

after target hits, if there is any such valid setup comes, repeat
sell trades as per logic.