Digital receipts are normally sent via e-mail or via an app or via a scan of a QR-code that is displayed on a screen (cash register or payment terminal).
Through the usage of these e-receipts, companies can track their customers easier in terms of purchases, which supports the business intelligence.
Merchants can issue E-receipts using own mechanisms or use external services specialized on electronic payments.
In the following part these different companies and technologies are compared and their pros and cons are discussed.
In January 2019, a California assemblyman introduced a proposed bill that would prohibit businesses from issuing customers paper receipts unless they explicitly request one.