# R3 This strategy was taken from chapter 4 of [*High Probability ETF Trading*](https://moshferatu.dev/moshferatu/high-probability-etf-trading) (2009) by Larry Connors. ## Rules **Long** 1. The ETF (e.g., SPY) is above its 200-day moving average. 2. The 2-period RSI drops 3 days in a row and the first day's drop is < 60. 3. If the 2-period RSI closes < 10, enter a long trade. 4. **(Optional Aggressive Version)** Enter a second long if price closes lower than the initial entry price at any point during the first trade. 5. Exit the trade when the 2-period RSI closes > 70. **Short** 1. The ETF (e.g., SPY) is below its 200-day moving average. 2. The 2-period RSI rises 3 days in a row and the first day's rise is > 40. 3. If the 2-period RSI closes > 90, enter a short trade. 4. **(Optional Aggressive Version)** Enter a second short if price closes higher than the initial entry price at any point during the first trade. 5. Exit the trade when the 2-period RSI closes < 30. ---