A noteworthy and intriguing phenomenon that has captured the attention of researchers in personal finance is the practice of co$-$holding. This practice, observed among many financially literate individuals, involves the simultaneous holding of high$-$interest credit card debt and low$-$yield liquid assets, with profound implications for personal finance and investment decisions. There is little disagreement in arguing for the importance of financial education and promoting financial literacy among all populations and demographics. Understanding consumer debt, saving, and investing has overwhelmingly positive benefits. However, there is more than just an understanding of money for those who hold high$-$interest debt and low$-$yield savings. Uncovering the root causes of co$-$holding reveals several explanations highlighting the complexity of addressing the practice.