Nissan is using AvantGo mobile Internet service to extend its "Shift_" campaign to mobile and wireless devices. Nissan has launched a marketing campaign for the Nissan 2004 Maxima called the <A HREF="http://www.avantgo.com">Mobile Concierge</A> that packages advertising for the new car with entertainment content for consumers. The Maxima Mobile Concierge includes restaurant, nightlife, hotel, business service, museum listings and other localized information licensed from 10Best. Consumers can now access information for the 25 top U.S. cities and vacation destinations via their PDAs.