Hoepli's grand international library is one of the largest book stores in Italy. Physically located in the heart of Milan, it his home to over 500,000 books spread oveer 6 floors of exhibition space. It has over 40 booksellers on site, as well as an online book store providing 24-hour service. Hoepli uses 4D-based MacBook management software from Rinascita Comunicazione which provides catalog management, a loyalty card program, customer messaging, book ordering, and warehouse management.