Answer:
What hangs others yet can unintentionally hang itself?
A building where people and stories are on stage
I can be written, I can be spoken, I can be exposed, I can be broken.
Double my number, I'm less than a score. Half of my number is less than four. Add one to my double when bakers are near. Days of the week are still greater, I fear.
Each morning I appear to lie at your feet, all day I follow no matter how fast you run. Yet I nearly perish in the midday sun.
I can only be played on a windy day