It's intentional. See https://customerservice.costco.com/app/answers/detail/a_id/716/~/why-does-costco-have-a-treasure-hunt-atmosphere%3F https://customerservic

It's intentional. See https://customerservice.costco.com/app/answers/detail/a_id/716/~/why-does-costco-have-a-treasure-hunt-atmosphere%3F https://customerservice.costco.com/app/answers/detail/a_id/7... The idea is that if you see something that interests you, you buy it now, and there's always something new on each visit. It's annoying for certain things, but at the same time it allows them to avoid having the same stock on the floor because people are on the fence about a purchase.