At the school, in the same building where all the classes are held. In Italy experienced couriers meet you to accompany you to Florence by bus and help you with whatever need you may have. Major credit cards are accepted. If you like, you can. In any case, keep in mind that you do not need to open an account to receive money from the U.S. U.S. banks only need to tell you at which bank you will be able to cash your transfer.
Habits vary enormously from student to student.
The staff will help you to get medical assistance. No, voltage in Italy is different, and we advise you not to buy transformers because generally they do not work properly. You run the risk of blowing the fuse. It is better to buy hairdryers and other electric supplies in Rome. Suggestions on where to go and what to do are posted regularly at school.