Worth opening an international credit card for holiday to Italy from UK? I’ve already paid for the Airbnb, a car to rent, and the flights, but I realised I could save money on the conversion rates if I open a credit card with zero international transaction fees to use while in Italy. I’m staying for 5 days, so not a massive time, but I feel it would help save a bit of money, but I don’t know much about this. Any inpu…