Answer:
Poor people have it. Rich people need it. If you eat it you die. What is it?
It is a form of plastic money.
What is always coming every day, but never arrives until the next?
If you are unsure how to use one then just ask a flight attendant.
Sheets of paper that tell new stories each day.
I fly to any foreign parts assisted by my spreading wings. My body holds an hundred hearts Nay I will tell you stranger things when I am not in haste I ride and then I mend my pace anon.