Have it in Italian.

Interface must be in local language. Most Italians do not speak English.
A Client with whom a design is shared does not have a fixed URL to which he/she may login whenever he/she desires.
Contacts (with whome to share works) must be imported from a CSV or Gmail account
Each work should be Starred for evaluation (5-star method)
Comments should be sent to Author and Client
Works should have expire date as well as commenter should have