Answer:
What building has the most stories?
The person who makes me doesn't need me. The person who buys me doesn't use me. The person who uses me doesn't know it. What am I?
I have a ring but no fingers. I used to stay still all the time but nowadays I follow you around.
Who plays when he works and works when he plays?
What do you call a pig that is no fun to be around?
The answer I give is yes, but what I mean is no. What was the question?