An apparatus and method for selling goods and services. In one embodiment, a method is described that comprises receiving volume pricing information relating to a product or a service and receiving a first predetermined time period indicating a time period that the product or service may be offered for sale. Refined volume pricing information is then calculated from the volume pricing information. The product or service is then offered electronically for sale for a duration as indicated by the first predetermined time period and including the refined volume pricing information associated with the product or service. Purchase orders are received from potential buyers. A final purchase price is then calculated for the product or service based on the number of purchase orders received during the predetermined time period and the refined volume pricing information. Finally, potential buyers are notified of the final purchase price.