Answer:
What is used by man, tossed by trees, everywhere but unseen?
You have it even if there is none.
What building has the most stories?
The most fabulous way to locate pots of gold
What has one hand longer than the other, and goes on all day and night?
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?