To utilize Emerald Club benefits, a member typically needs to present their membership information when making a reservation or at the rental location. The main advantage of being an Emerald Club member is access to the Emerald Aisle. This allows members to choose their preferred vehicle from a selection of available cars, providing greater flexibility and convenience. To enjoy these benefits, it is essential to log in to the National Car Rental website or mobile app and make a reservation using the member account. Members can also earn rental credits and enjoy exclusive offers that may be available based on their status level within the Emerald Club program. Additionally, members may have the opportunity for expedited service at rental locations. It is advisable to review the specific terms and conditions as they may change over time. For the most accurate information regarding membership benefits and how to apply them, one may want to check the National Car Rental website.