On the first day of your course. On the day after the course has finished. Yes, but you are kindly requested not to waste electricity, which is very expensive in Italy. Turn off lights when you are not in a room and do not forget to turn them off when you are out. Yes, but only for sheets.
Cabs are quite expensive, especially at night, but they are plentiful and drivers are pleasant.
Buses are inexpensive, they run frequently and efficiently. Tickets, which are good for one hour or three hours, are available at most newsstand, tobacconists and bars, and must be purchased before boarding on the bus. Seven or fourteen day or one month tickets are also available and permit unlimited travel on all city buses. Our students are generally aged between 22 and 25, but we often happen to have younger or elder students attending our classes. If you are a citizen of the European Union, or if you carry a passport of one of the countries which are members or partners of the European Union you are not required to apply for any visa to come to Italy.