Answer:
I am filled with garb the price is free. Just return what you don't need.
It's red liquid but not liquid and it's not red. What is it?
Soft hairy from door to door. I am the pet that always stays on the floor.
I ask no questions, but receive a lot of answers. What am I?
I keep growing and am practically indestructible. I get eaten, but always come back. I survive cold and lie everywhere. You see me everyday. What am I?
When is it bad luck to see a black cat?