GPRS/WiFi terminals offer a completely mobile way to process secure credit and debit card transactions. Mobile card machines allow you to accept card payments at the point of sale, whether you are in store, at an event or on the customer’s doorstep
Problème de recouvrement des données de Twitter.
Twitter error code: 64 - The Twitter REST API v1 is no longer active. Please migrate to API v1.1. https://dev.twitter.com/docs/api/1.1/overview.