Answer:
What is yours but only used by others?
I look at you, you look at me, I raise my right, you raise your left
Barren location, infertile and dry; my name means "to leave", it's not heard to see why
How many people are dead in a standard grave yard?
What starts with a P, ends with an E and has a million letters in it?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.