The Point of Sale has multiple receipt option you can utilize besides a physical print. These options include text and email receipt options.
From the Point of Sale complete your transaction which will bring you to the receipts options prompt.
To text a receipt fill in the mobile number in the text field or use the Choose link to select available numbers on the contact.
Click the Text Receipt button to send the receipt via text.
To email a receipt fill in the email address in the email field or use the Choose link to select available email addresses on the contact.