How Businesses Work. A successful business, roughly defined, provides (1) something of value that (2) other people want or need at (3) a price they’re willing to pay, in a way that (4) satisfies the customer’s needs and expectations so that (5) the business brings in sufficient profit to make it worthwhile for the owners to continue operation. Together, the concepts in chapters 1 to 5 describe how every business operates and what you can do to improve your results.