Abstract: A method for selling a digital content product in an online commercial transaction including the steps of encoding the digital content product; creating a digital file including a header having first information about the digital content product and at least one corporate rate associated with authorization to make a predetermined number of copies of the digital content product upon purchase by a buyer, and the encoded digital content product; storing, as a product for sale, the digital file at a host computer; providing access to the host computer by a buyer computer so that the buyer computer has access to the digital file and downloading the digital file to the buyer computer; displaying at least some of the first information together with the at least one corporate rate in a dialogue box at the buyer computer; subsequent to selection by the buyer via the buyer computer of the at least one corporate rate, establishing communication between the buyer computer and a broker computer so that the broker computer