Which innovative retail strategy did the Army & Air Force Exchange Service (AAFES) pioneer in the 1980s that later became standard practice in civilian retail?

Military exchanges (PX/BX stores) represent one of the most unique retail systems in the world, serving military personnel and their families with tax-free shopping since the 19th century. These retail operations have evolved from simple sutler wagons following troops to global retail networks generating billions in revenue. This poll tests your knowledge about these distinctive military retail operations that have shaped military life and consumer habits for generations.

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Combining fast food franchises with department store shopping under one roof
Implementing the first military-wide customer loyalty card program
Creating the first online shopping platform for military personnel
Developing personalized pricing based on military rank and service history