Blankets are okay! Thats for sure.
Yes, they have to be low seating folding chairs. Seating is also provided if you get there early enough before all the seats are gone.
Yes, but they have to be the kind that have the seat that is low to the ground.
Within reason. You have to be kind to other concert goers. I brought two child size fleece throw blankets and had no problems. The box office has very nice staff that can help you before you're too far from the lot.
Thanks! Your answer is awaiting moderation.