Answer:
I am a certain five-letter word and become shorter when you add two letters to me. What am I?
I live off of a busy street. If you want, you can stay for an hour or two. But if you don't pay rent, I'll tell on you. 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. What am I?
A necessity to some, a treasure to many, I'm best enjoyed among pleasant company. Some like me hot, some like me cold. Some prefer mild, some like me bold. What am I?
When it comes to me, you go on red and stops on green. What am I?
They're actually great swimmers now, but later they will become excellent hoppers.