Jennifer's business has been open for two years. She is hoping that her new marketing plan will increase sales because she would really like to hire an assistant. If sales are up for six months in a row, she will be comfortable bringing on another employee. Which principle of financial planning does this illustrate?

This situation illustrates the principle of goal setting in financial planning. Jennifer has set a specific goal of increasing sales in order to hire an assistant. By monitoring her sales for six months in a row, she is tracking her progress towards this goal.