Answer:
I make billions of dollars selling windows. Who am I?
You have to travel far before you turn it over. What is it?
I am a rock group with four members. All dead one was assassinated.
You used to come to me for all sorts of information and knowledge before the internet was born
He has married many women, but has never been married. Who is he?
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?