Charlie Clark Nissan El Paso dealership loyalty app provides customers with an enhanced user experience. The mobile dealership app provide customers with relevant specials and loyalty offers. Key features include: - Loyalty Rewards: earn a free oil change by stamping your digital card each time you visit our service center and track your rewards. - Digital Coupons: redeem special mobile offers that are only published to the app. - Sale Events: get up-to-date info on special events and flash sales.