1) Allowances 2) Sops 1) Stadium sales 
Facilities or services that are leased out to entities other than the trail operator, i.e., sale of food and beverages, accessories, equipment, guided trips, and souvenirs of use or interest to trail users.
(also known as stores within stores) trading areas usually within department stores, sold, licensed or rented out to manufacturers or other retail names so that they can create their own distinctive trading image.