Billionaire Mark Cuban once disclosed his strategies for preserving wealth after becoming a millionaire. These insights could be beneficial for anyone aiming to secure their financial future. Cuban turned into a millionaire at the age of 32 when he sold his first company, MicroSolutions, for $6 million. Post-tax, he was left with approximately $2 million in 1990. Rather than splurging on a luxurious lifestyle, Cuban exercised significant restraint. In an interview with Jules Terpak, he revealed that he d ...