What is the best way to call each other while you are both in Europe? say one person leaves the hotel and you want to contact them immediately. How is the best way to do that?
Obviously the best way be via local cell phones. Second option would be purchase the FRS radio in Europe (US ones are illegal) but range is limited.
coco, the question you've asked has been answered in one form or another many times on this forum. Check out this very recent post for example: Prepaid Cell Phones