A: You have so many portraits on your wall! B: I love displaying all the pictures I've taken. A: How do you hang all the picture frames? B: I just hang them on the wall. A: You don't use nails, do you? B: Well yes, I do. A: You're not allowed to use nails in an apartment! B: Why not? A: It ruins the walls for the next tenant! B: I didn't think about that! A: You'd better use poster putty next time. B: I'll cover all these holes with paint!