No Purchase Necessary. A purchase will not improve chances of winning. One prize per winner. Sweepstakes starts August 1, 2010 and ends October 31, 2010. Subject to Official Rules. For free entry and official rules, visit InfinitiAtYourService.com. INFINITI names, logos, product names and slogans are trademarks owned by or licensed to Nissan Motor Co. Ltd., and/or its North American subsidiaries.