Money left on the table is a phrase used to describe an opportunity that was not taken advantage of. It can refer to a missed business opportunity, or a situation where someone could have made more money than they did. In the context of a crossword puzzle, the solutions for the term Money Left on the Table are TIP (3 letters) and TIPS (4 letters). TIP stands for 'To Insure Prompt Service' and is a gratuity given to service workers such as waiters and bartenders. TIPS stands for 'To Improve Performance and Satisfaction' and is a form of incentive-based pay given to employees to encourage them to work harder and better.