Answer:
I cost no money to use, or conscious effort to take part of. And as far as you can see, there is nothing to me. But without me, you are dead.
Do what he says and you'll be fine, don't and you lose the game.
What flies without wings?
You can read it both ways, I wearΝΎ One way it's a number, reversed a snare.
I'm flat. You use me everyday. You need me to live. But you give me away everyday. I'm coloured and I have a founding father on me. What am I?
People take me on walks and I run and have fun. What am I?