Answer:
Who makes it, has no need of it. Who buys it, has no use for it. Who uses it, can't see it. What is it?
I am always in front of you, but you will never see me. What am I?
Brown I am and much admired. Many horses have I tried. Tire a horse and worry a man, tell me this riddle if you can. What am I?
Until I am measured, I am not known. Yet, how you miss me when I have flown. What Am I?
When I am caught, I am thrown away. When I escape, you itch all day. What am I?
If lightning strikes an orchestra who is the one most likely to get hit?