Answer:
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
I am all around yet to me you are half blind. Sunlight makes me invisible and difficult to find.
Iām found in your socks, scarves, and mittens; and often in the paws of playful kittens. What am I?
You buy me to eat, but never eat me. What am I?
What building has the most stories?
If you can get this professional's attention you can get where you need to go for a price.