revisori dei conti) controls the management and finance of the University. There are several other consulting bodies, among them the Students' Council, which is directly elected by students and serves in an advisory role. The Rector represents the University and coordinates the Academic and Research activity. The tenure of the Rector is six years and can serve only one term. Student life Tuition fees at the Polytechnic University of Milan depend on each student's family income. They range between about 150 €/year and 3726 €/year. Students with an outstanding GPA (usually ≥ 27/30 or 29/30) are granted partial or full rebates, in addition to various kinds of scholarships. There are many scholarships for international students as part of the recent university internationalization strategy. Most Italian universities do not offer accommodation for their students on campus. The university manages a limited number of approximately 2000 beds available for students. Most students from outside the city are either commuters or renters. It is common for both Italian and international students to share flats due to the expensive real-estate market of the city. All the university campuses are covered by a Wi-Fi network, connected and interoperable with the Eduroam service. Organizations The Istituto per il Diritto allo Studio Universitario (ISU) manages additional student facilities such as scholarships, student housing, open libraries, lending of computers, cafeterias and study spaces. Educafe is a cultural center in the Leonardo campus, where students can meet and events are held regularly. Among the student organizations: BEST Milano (Board of European Students of Technology) a European non-profit and politically neutral organization, focus on Empowered diversity, done by students for the students and present in more than 30 countries. ESN (Erasmus Student Network) a non-profit organization, gathering exchange students and encouraging exchange projects. Euroavia, an organization founded to gather aerospace students of the Polytechnic University of Milan and make easy to contact other aerospace students in Europe. Associazione Ingegneri Ambiente e Territorio (Environment and Territory Engineers Association), a student association composed by students in Environmental Engineering. Teatro delle Biglie ('Theatre of the Marbles'), an independent non-profit organization, born as a theatre association. POuL (Politecnico Open Unix Labs), a student association for students interested in promoting open source and free software. POLI.RADIO is the student web radio. IEEE Student Branch of the Polytechnic University of Milan. BEA - Biomedical Engineering Association, an independent bioengineering students organization to create a network between