Imagine the following situation: you're in a foreign country when an emergency comes up. You call home from your hotel and talk for five minutes. When you're done, you think nothing of it until you get your phone bill for twenty dollars. International phone cards save money, that much is certain, but how much?
The answer, quite a lot. Many phone cards allow calls from Europe to the U.S. in ranges of a mere two or three cents per minute, as compared to loca...
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