Answer:
I make things short but I am pretty long myself
I am drawn by everyone without pen or pencil
I am the place to turn when nature calls.
I am one small little piece of paper yet sometimes hold lots of value. I am all you need to get in to big events but will cost you. I am an important part of travel. And if lost you're not coming.
I'm not alive but I grow I don't have lungs but I need air I don't have a mouth but water can kill me. What am I?
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?