Which retail innovation, first widely adopted during World War II, revolutionized how military products were marketed and sold to both service members and civilians?

Throughout military history, armies have needed efficient ways to supply their forces. This eventually led to fascinating developments in retail and product marketing that continue to influence how military gear is sold today. This poll tests your knowledge of a pivotal retail innovation that changed how military supplies were distributed and marketed to both soldiers and civilians.

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The PX (Post Exchange) system, which created standardized military department stores on bases worldwide
Military mail-order catalogs allowing soldiers to purchase personal items from anywhere in the field
The Military Surplus Store concept, selling excess equipment directly to civilians
QR code technology for rapid battlefield requisition of supplies and equipment