One who uses technical forms of candle sticks, one of which is doji, this doji has an important role in trading, crowded professionals who use technical forms of doji as trading support every day, one of which they pay attention to doji which weakens a market movement, for example a medium market the rate of ascending, suddenly falling like a retracement, I often find this when the retracement area out of the doji will continue to connect the market trip of a currency.