[header] How to apply cash flow principles to your financial life [title] Understand what' cash flow' is and what it isn't. [step] Cash flow is just that, cash that flows, that is, moves, not what the money is used for. Cash flow is the movement of cash, money, or any negotiable product, into or out of a business, project, or financial product. 
It is a good way to gauge your overall budget for a home application, as well. Cash flow is usually measured during a specified, finite period of time.