Core Viewpoint - The article highlights the confusion among retail investors regarding the fee structures of A and C class mutual funds, leading to potential losses due to improper selection based on investment duration [4][6]. Fee Structure - The new mutual fund fee regulations effective February 2026 clarify the charging logic for A and C class funds, with A class having an initial subscription fee of 1.5% reduced to 0.15% on major platforms, while C class has no subscription fee but incurs a daily service fee of 0.2%-0.8% [3][4]. - A class funds are suitable for long-term investors (holding for over one year), as they incur a one-time fee, making them more cost-effective over time compared to C class funds [4][6]. - C class funds are better for short-term investors, as they have no upfront fees and lower holding costs, but can accumulate higher fees over time if held longer than 109 days [4][5][6]. Common Mistakes - New investors often make the mistake of choosing A class funds for short-term trading, leading to immediate losses due to both subscription and redemption fees [4][6]. - Holding C class funds for extended periods can also result in higher cumulative fees compared to A class, negating the initial cost advantage [5][6]. Investment Strategy - A simple guideline is provided: choose C for short-term investments and A for long-term holdings, and avoid redeeming within the first 7 days to prevent unnecessary losses [6]. - The article emphasizes the importance of understanding fee structures to avoid losing money unnecessarily, which can accumulate to significant amounts over time [6].