US Senator Marco Rubio, who could be the first Latino to serve as Secretary of State under President-elect Donald Trump's administration, has a history of financial missteps that have come under the spotlight repeatedly over the years. Despite his role as a prominent political figure, Rubio's handling of his finances—from questionable credit card practices to mortgage defaults—offers some important lessons for managing money responsibly. Here are three key financial mistakes Rubio made and insights on how to avoid them:
