My Sister-in-Law Demanded We Give Up Our Expensive Room on Vacation. Her Reasoning Doesn’t Hold Up.

Pay Dirt is Slate’s money advice column. Have a question? Send it to Kristin and Ilyce here. (It’s anonymous!) Dear Pay Dirt, My wife and her younger sister are (were?) best friends. They talked almost every day, and we got together with her and her husband several times a month. For many years, we have all celebrated each of theirs birthdays with a weekend trip to a city several hours away.