Mastercard(US:MA) Seeking Alpha·2026-01-15 21:37Core Insights - The article emphasizes the importance of thorough research and understanding of businesses before making investment decisions [1] Group 1: Author's Background - The author holds a Master's in Accounting and is a small business owner, indicating a strong foundation in finance and business management [1] - The author has three years of experience in stock market investing with a focus on long-term investments [1] - The author aims to provide valuable insights for beginning and intermediate investors, highlighting a commitment to education in investing [1] Group 2: Investment Philosophy - The author stresses the significance of developing deep knowledge of great businesses as a key to successful investing [1] - The author commits to extensive research before discussing any investment ideas, ensuring that the information provided is well-founded [1] - The author does not consider themselves an expert in stock analysis, which reflects a humble approach to sharing investment insights [1]