Answer:
What goes through a door but never goes in and never comes out?
The time between daylight and darkness when blood drinkers like to come out
I get paid when I drive away my customers. What am I?
I'm blue at day and black at night. I do contain some creatures born and died. What am I?
Break me but I’ll continue to work touch me and maybe I’ll stay with you forever.
I am a ship that can be made to ride the greatest waves. I am not built by objects but built by minds.