Answer:
I am a little piece of paper, yet sometimes hold lots of value. I am all you need to get into big events, but will cost you. I am an important part of travel. And if lost, you're not coming. What am I?
I cannot be felt seen or touched. Yet I can be found in everybody. My existence is always in debate. Yet I have my own style of music.
Take away my first letter take away my second letter take away all my letters and I would remain the same.
I fill a room but take no space. What am I?
It flies around all day but never goes anywhere? What is it?
What is always coming but never arrives?