Group 1 - The study titled "Rebuffed: An Empirical Review of Buffer Funds" indicates that buffer funds utilizing derivatives or tactical strategies to achieve equity-like returns often underperform [1] - The author has a background in luxury real estate auctions and has been studying stock investing since the age of 14, focusing on analyzing various investments [1] - The primary investment strategy involves purchasing income investments and using the generated income to acquire undervalued stocks with long-term growth potential, particularly in the sports, real estate, and technology sectors [1]