Answer:
Take it and you will lose or gain more than all the others.
What has no hands but might knock on your door, and if it does you better open up?
Ch side by side, you are inside.
I am a piece of paper that takes most people 3 or 4 years to get. What am I?
Poor people have it. Rich people need it. If you eat it you die. What is it?
I am a room that has a roof but no walls. What am I?