Walmart’s latest announcement marks a defining moment in the evolution of retail logistics: the expansion of its same-day delivery service to 93% of US households. This strategic move reflects not only Walmart’s ambition to remain a dominant player in the fast-delivery race but also highlights a fundamental shift in consumer expectations and supply chain strategy. The demand for speed, convenience, and availability has reshaped how retailers approach their logistics networks. Consumers today expect products delivered to their doorsteps almost immediately, especially in urban and suburban regions. In response, Walmart has reengineered its fulfillment strategy—leveraging local stores as mini-distribution hubs, using advanced routing algorithms, and integrating more third-party delivery partners. This expansion is not just about faster delivery. It represents agility