Two. The light bulb you remove and the light bulb you replace it with.
Just Juan.
Just one. He holds up the light bulb, and the world revolves around him
Why does it matter Everyone knows the prison system can't change anything.
Because they pack light.
Election posters. There they are portable, silent and easy to remove.
You remove the pizza delivery sign! Hahahahaaa..ha
A non-prophet religion Edit: Replace the word "religion" with "set of beliefs" if you're picky about that sort of thing
None. Once the bulb goes out, they replace the house.