Be sure to check the hours-in addition to closed on Sunday and noon on Saturday they are closed weekdays mid day 12-4 ish
Make sure all drivers have an IDP-required by law and we have been asked to show it, seen others turned away without it
Get it before leaving US at your local AAA
Check the parking situation at your lodgings
Do your homework on driving in Italy-ZTLs, tolls, parking and speed cameras
Familiarize yourself with the road signage
We always book thru AutoEurope.com- see what they offer
( if nothing shows up you probably have put in a pick up/drop off time when the agency is closed
We always add Full Insurance/No Deductible for peace of mind
Make sure you choose a car large enough for 4 plus luggage -trunk space is usually very small in European cars