06/08/2010 10:56 am ET | Updated May 25, 2011

Credit Card Fees: How To Avoid Them While Overseas This Summer

When you use an American credit card overseas, most companies assess an international transaction fee, no matter how much your purchase adds up to, says Bill Hardekopf, CEO of and author of The Credit Card Guidebook. The charges add up fast -- the company that processes the transaction, like Visa or MasterCard, generally charges your card issuer 1% to convert the currency, and in turn, the card issuer charges you a fee of 2% or even 3%.

Here are some tips for avoiding -- or at the very least, minimizing -- these costs: