Every modern home should have a walk-in closet in the master bedroom. Some people may even dream of a room dedicated to clothing racks, closets, bureaus and row-after-row of shoes, all in plain view.

Dear Amy: I’ll get straight to the point. My mother-in-law dresses in clothes that are too tight or too short. The clothes aren’t revealing, necessarily, but they don’t flatter her figure at all. They ...