Preferred Gold Card memebers save one cent per gallon discount on unleaded fuel, one and a half cents per gallon on mid-grade, and two cents per gallon on super unleaded. Cardholders can choose to receive the discounts on their monthly bill or let their discount savings accumulate and receive an annual check for the total amount. There is no yearly ceiling on the discount that Preferred Gold members can obtain. Preferred Gold joins the company's three existing credit card program: the proprietary Daimond Shamrock card, the Club Card, which offeres a debit/cash option and discounts on rentals and travel; and in the ndustrial/commercial Fleet Card. For more information consumers can call 800-333-3560, ext. 3555 during the hours of 8:00 a.m. and 5:00 p.m. Central Standard Time. For those who have access to the Internet, Diamond Shamrock has a world wide web page at http://www.diasham.com with information on all cards as well as the ability to apply through a secured channel.