Yes, it turns out. The receipt check helps reduce shoplifting, which in turn helps Costco keep prices low. It also ensures you’re not overpaying or underpaying for what’s in your cart.

What happens if you throw away your Costco receipt in-store? In a post with over 48,000 views, TikTok user Jake (@_jake.mp4) shows himself holding a folded 8.5×11 inch piece of paper.

"It is standard practice at all our warehouse locations to verify purchase receipts when customers exit our buildings," Costco states on its website. "We do this to double-check that the items ...

One Costco Canada employee recounted an attempted theft while doing this final receipt check. Someone exiting the store attempted to steal, "a produce box full of clothes," the employee said.