Answer:
What is something that can go up quite easily, but is not as easy to bring back down?
The edge of earth and bread.
Though I should be unique, you've made most of us the same. I would be stronger, if my characters were stranger.
When this is found in a road you are forced to make a decision.
The buyer doesn’t want it, the producer doesn’t need it and the user doesn’t know their using it.
I am a rock group with four members. All dead one was assassinated.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?