Answer:
I follow you all the time and copy your every move but you can't touch me or catch me. What am I?
My first is a heir; My second's a snare; my whole is the offspring of fancy; which I sent out of play upon Valentine's day As a token of love to my Nancy.
I make billions of dollars selling windows. Who am I?
I am Invisible Man's drink at snack time
I am a red drum which sound without being touched and grow silent when I am touched.
I am free the first time and second time but the third time is going to cost you money.