For most of its existence at Walmart, self checkout had been as simply as an associate checking a customers receipt at the exit to ensure what they were carrying out, was what they had paid for.

Macy’s offers e-receipts to reduce paper clutter and make returns easier. E-receipts benefit both customers and Macy’s by streamlining the return process. Customers can easily access and organ ...

Every time an Instacart shopper fills an order, the Instacart app flashes a reminder: "Don't give the receipt to a customer or place it in a bag — they get a digital receipt from Instacart." ...