Answer:
First I may be your servant's name. Then your desires I may proclaim. When your mortal life is over, I hold all your wealth within my power. What am I?
I'm not really more than holes tied to more holes; I'm strong as good steel, though not as stiff as a pole.
I fly when I'm on and float coming off.
Angels and pilots work with me.
I can speak with my hard metal tongue. But I cannot breathe for I have no lung
What language does a billboard speak?