Answer:
I am rarely touched but often held and if you are smart you'll use me well.
I go up and down at the same time. Up towards to sky and down towards the ground. What am I?
I am the building with the most number of stories.
I am the kind of a tree that is carried in your hand. What am I?
I run around the streets all day. Under the bed or by the door I sit at night, never alone. My tongue hangs out, waiting to be fed during the day. What am I?
What language does a billboard speak?