The Unión Papelera APP allows its customers to place orders immediately, at any time of the day and from any mobile device. Likewise, they can check their products, favorite items, prices, online stock availability, history of orders made from the APP, delivery notes, delivery addresses, pending payments, invoices, request duplicates of documents, etc. This application can be used both by customers registered at www.updirecto.es with the same passwords, and by new customers, who can register at the time.