Costco doesn’t leave traffic patterns to chance. The way aisles are laid out, where endcaps appear, and how shoppers move through the warehouse are all engineered to maximize exposure, discovery, and basket size. These design choices subtly shape shopper behavior, increasing impulse buying and dwell time without feeling manipulative. Brands that understand Costco’s traffic flow science design Roadshows, booth placement, and messaging to work with shopper movement rather than