**AI Generated Overview**

LeBron James, who experienced a challenging childhood with periods of homelessness, has become one of the richest athletes of all time through his successful NBA career and smart financial decisions, including turning down initial endorsement offers to secure more lucrative deals and investing in various companies. Through his business ventures, investments, and endorsement deals, James has built a vast fortune, becoming a billionaire in 2022 and cementing his status as a savvy entrepreneur and one of the most successful athletes in history.