Cash flow. This business is all about cash flow. In fact, shall I say all business is about cash flow? You can boost about how high your revenue growth is, but without actual cash flowing into your coffers, the revenue you noted down might not be translated to actual money. And we have to pay our bills with money, not with revenue. Here's a few key issues to think about: 1. Variability of cash flow 2. Recognition of income 3. Cash flow management Unlike employed people, my salary as a tutor is not fixed. Nobody will magically give you a sum of money at the end of the month, every month for a year. You will have to secure your own students, carry out your services, and then receive money. Hence, there's a certain variability in the income that flows in. How much I earn really depends on the month ......