Answer:
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.
I have two eyes in the front and a lot of eyes on my tail
I'm a ruler with 12 agents. Half of them work in the darkness. Who am I?
I am owned by the poor the rich does not need me. If you eat me you will die!
What did the thief get for stealing the calendar?