These Sam's Club items basically make a membership pay for itself. We did the math.

Fuente: Business Insider

Sam's Club offers a unique option to scan items on a mobile app and walk out of the store without stopping for a receipt check. Dominick Reuter/Business InsiderSam's Club is a Walmart-owned warehouse store that offers bulk buying at the lowest unit prices. Accessing the deals requires an annual membership fee of $50.