Answer:
I have cities with no people forests with no trees and oceans with no water.
I am a mini solar powered computer
I make billions of dollars selling windows. Who am I?
I am a way to say goodbye to your sweetheart
I was was before was was was.
No matter how little or how much you use me, you change me every month.
What am I?
Animal
Difficult
Easy
Food
Funny
Kids
Logic