Pictogramme of hierarchy - people on a ladder. A hierarchy (from the Greek hierarchia, rule of a high priest, from hierarkhes, leader of sacred rites) is an arrangement of items (objects, names, values, categories, etc.) in which the items are represented as being above, below, or at the same level as one another.
Budget Car Rental Discounts Available for Anyone. You may also be interested in these additional Car Rental Discount Offers from several national car rental companies. Take advantage of these Budget car rental promotions when you use your Discover credit card or book your car rental online from Budget.
Drivers ages 21 to 24 can now rent at most locations operated by Advantage, Avis, Budget, Dollar, Enterprise, Hertz, National, and Thrifty. In the vast majority of cases, drivers ages 21 to 24 still have to pay a daily surcharge (varying by location) that averages around $25 per day.