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In the Bearish RSI BAMM scenario, the first step is to identify price action that possesses an RSI reading in the extreme zone above 70. As I mentioned previously, the 70 level for the overbought limit, as well as the 30 level to define the oversold area, were first outlined by Welles Wilder in his book New Concepts and Trading Systems. In addition, a 14-period average is calculated from his approach.