Yeah, I think an anonymous letter would make the person always wonder who wrote it and have a general sense of embarassment. It's a tough topic to broach but if

Yeah, I think an anonymous letter would make the person always wonder who wrote it and have a general sense of embarassment. It's a tough topic to broach but if its bothering you its probably better if you just do it directly. I usually try to make a joke out of things so people don't take it too bad, but it sort of depends on the person.