The Relative Strength Index (RSI) is a popular tool used by investors to evaluate the momentum of a stock's price movement and identify overbought and oversold conditions. StockEdge reported that 39 stocks were trading with a trending-down RSI on Friday, July 7. This article explores the significance of RSI and delves into ten stocks that have witnessed a decline in their RSI potentially offering investment opportunities, including RattanIndia Enterprises, Pidilite Industries, Tata Consumer Products, and CRISIL.