Communication system of the Provençana School of Hospitalet de Llobregat. The application allows direct communication between the center and its students or parents of students. It consists of a first page of registration where the user is identified. The following is a menu with several options: section of submissions sent by the school - whether general or personalized, section "The school" with direct access to the web of the center, section Documents, section Agenda, section Dining room and