Here is another good article on LoyaltyLobby.com. This pertains to when you are out of the country. There could be extra fee's added to your purchase. I have never heard of DCC before I read this article. I only copy/paste part of the article, it is well worth the time to read the entire article. (I know I have made this mistake but now I am better informed and I could save some money)Hopefully this may help other MRI
When you are checking out of a hotel, at a retail outlet or withdrawing money from an ATM, you may be asked if you would like to pay in the currency of your card instead of the currency of the country you are in.This is called Dynamic Currency Conversion (DCC) and you should ALWAYS decline