This trading style is based on Divirgence. Like any other trading styles it has it's own weaknesses.
For Up Trend confirmations watch Stochastic divirgence. (Marked in cyan lines)
For Down Trend divirgence watch RSI, but before shorting make sure that Stochastic left overbought level. (RSI divirgence marked in red)
Now price struggles to go up and RSI already...