You'll have to sign up at discovercard.com or call to enroll in this special offer. Here's the details: You will receive a Cashback Bonus award of up to 10% on restaurant purchases when cash award of up to 5% is exchanged for up to double the amount in certificates from our Cashback Bonus Partners. Earn a total cash award of up to 5% on restaurant purchases, consisting of the Purchase Cashback Bonus award of up to 1% of each purchase based on annual level and type of purchases, plus an additional award of 4% of each purchase made with the Card at qualifying restaurants between the date listed above through 10/31/04, subject to a cap of $600 in restaurant purchases. Offer applies to restaurant purchases that are submitted to us under Merchant Category Codes 5812, 5813 and 5814. We are not responsible for merchant delays in processing transactions. Allow 68 weeks for the special award to be added to your Cashback Bonus Account. Only Discover Platinum and Classic Cardmembers who participate in a Cashback Bonus Program are eligible for this offer and will continue to earn a Cashback Bonus award of up to 2% on all other purchasesa cash award of up to 1% of each purchase plus the opportunity to exchange the cash award for up to double the amount in certificates from our Cashback Bonus Partners. See Cashback Bonus Terms and Conditions for further details.