To draw the zones you first need to select the rectangle tool found in the INSERT tab on MT4.Now find the zone you want to mark and draw the rectangle from the OPEN of the LAST bullish candle before the drop which created the supply zone.Note:You always draw supply zones from the last BULLISH candle before the drop, if the candle immediately before the drop is bearish, then you need to locate the most recent bullish candle and draw the zone accordingly.The open of the bullish candle with the arr…