Which retail innovation, introduced in 1916, revolutionized shopping by allowing customers to select their own merchandise without clerk assistance for the first time?

The way we shop has evolved dramatically over the past century. Before the 1900s, customers would hand their shopping lists to clerks who would gather items from behind counters. This poll explores a pivotal innovation that fundamentally changed retail history and shopping behavior worldwide, setting the foundation for modern retail experiences we take for granted today.

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Piggly Wiggly's self-service grocery store concept
Woolworth's price-marked merchandise system
Sears Roebuck's catalog ordering system
Marshall Field's department store browsing model