Question: We will be on a cruise and visiting 10 countries. Only four countries accept the euro. Can I tip tour guides and hotel staff with U.S. dollars?
Answer: Ah, tipping. At its heart, a wish to express thanks. At its core, the topic of angst, arguments and occasional public shaming (websites devote space to the lousiest celebrity tippers) among travelers and anyone else who has ever wondered, “Um, should I give this person a little extra money?”
Americans are particularly conflicted, but the practice didn’t begin with us. If you want to glare, many people focus on...