Which retail innovation has most dramatically increased airport shopping revenue in the last decade?

Airports are becoming major retail hubs, transforming wait times into shopping opportunities. The transportation industry is revolutionizing the traditional retail experience within terminals worldwide. This poll tests your knowledge of cutting-edge retail innovation in airport environments, where technology and convenience are creating new commercial opportunities for travelers and retailers alike.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Smart vending machines with biometric payment options
Digital 'endless aisle' technology allowing purchase of items not physically in stock
Pre-order/pre-flight mobile shopping apps with gate delivery
AR navigation displays for finding retail locations within terminals