Answer:
A piece of paper that takes most people 3 or 4 years to get.
I follow you all the time and copy your every move but you can't touch me or catch me. What am I?
I must be broken before you can use me.
I move without wings, between silken strings. I leave as you find my substance behind. What am I?
I produce wool and spit a lot
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.