The Upsell APP is a selling tool that helps Telco operators to grow their revenue. This is achived by selling their customers products and services which fit in their profile. The Upsell APP identifies potential customer’s preferences and let the Operator know that in order to support the selling activities. Upsell APP uses NOW to support its predictions. It uses Hadoop processing to keep the repository updated and NOW Streamer component to achieve real time processing, keeping anonymous all the confidential information.