the tip provider commission if any of his her friends redeems the tip as long as no one else has provided the friend with the same tip previously also in the case where the tip was broadcast via twitter as long as the customer has also registered their twitter account with system the tip provider can be automatically identified if no tip provider can be identified the customer is given the option of entering the name of the system user who gave them the tip the system then looks for the nearest match to the name amongst known friends of the customer on the business side of the transaction there are a number of options as to where the business employee can obtain the single use authentication code at the most basic level the system website will allow physical world businesses to print out a sheet of single use authentication codes after a business employee has entered a code into a customer 39 s smartphone they cross it off the sheet with a pen alternatively both the system website and the system business mobile application will allow authentication codes to be created when required permissions for both the website and system mobile application will enable detailed access rights to be assigned to specific employees and also.