Which retail innovation was first introduced in airports and later expanded to train stations, revolutionizing how travelers shop during their journey?

The transportation industry has transformed how customers interact with retail spaces in terminals, stations, and travel hubs. These innovations have revolutionized the traveler's journey, turning waiting time into shopping opportunities. This poll tests your knowledge about a groundbreaking retail concept that changed how passengers shop during their travels. Can you identify the correct retail innovation that reshaped the transportation retail landscape?

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

Walk-Through Duty Free - where passengers are forced to navigate through retail areas to reach their gates
Virtual Shopping Walls - allowing travelers to scan QR codes of products for delivery to their destination
Subscription Travel Boxes - curated products delivered to frequent travelers before each journey
Luggage Delivery Shopping - where purchases are delivered directly to travelers' checked baggage