A method, program and system for calculating a cost discount for mobile telephone Internet access are provided. The invention comprises receiving an access request from a customer using a mobile phone and determining that the phone is using a wireless communication protocol (i.e. WAP). An electronic document (i.e. WML Web page) is sent back to the mobile phone. The session time is tracked, and if a customer purchase order is received, a discount is applied to the purchase price of the order.