Answer:
I only exist when you are here. Where you never were I can never be.
With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?
Take away my first letter take away my second letter take away all my letters and I would remain the same.
You used to come to me for all sorts of information and knowledge before the internet was born
What seven letter word has hundreds of letters in it?
No matter how little or how much you use me, you change me every month.