Abstract: Methods and apparatus for purchasing increments of a commodity are disclosed. According to one aspect of the present invention, a computer-implemented method for processing a request to purchase a portion of a commodity that is divided into multiple payment divisions includes receiving a request to purchase at least one of the payment divisions. After receiving a request to purchase the one or more payment divisions, payment information associated with the purchase of the one or more payment divisions is received to cause payment to be made for the one or more payment divisions. In one embodiment, the method also includes creating a notification which indicates that the at least one payment division is purchased.