Group 1 - The article discusses the author's transition from an IT background to managing a family investment portfolio in the U.S. stock market over the past seven years, highlighting the challenges and learning experiences involved [1] - Emphasis is placed on the importance of mastering fundamental analysis of public companies, which has led to increased confidence in investment decisions [1] - The author expresses a desire to share insights with the investor community, aiming to create accessible content for investors of all experience levels [1] Group 2 - The author has a beneficial long position in SCHD shares, indicating a personal investment interest in this stock [2] - The article is presented as an independent opinion, with no compensation received beyond contributions to Seeking Alpha [2] - There is no business relationship with any company mentioned in the article, ensuring a level of impartiality in the analysis [2]