Answer:
You used to come to me for all sorts of information and knowledge before the internet was born
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.
With a halo of water and a tongue of wood; stone as skin long I stood.
I am an odd number. Take away a letter and I become even. What number am I?
What gets bigger the more you take away?
When is it bad luck to see a black cat?