Rule is stated pretty clearly. Nowhere does it specifically state that placing a prop to block a camera and removing it to place another is not allowed. It says you must only have ONE prop so by deleting the previous one and replacing it still counts as ONE.

Rule is stated pretty clearly. Nowhere does it specifically state that placing a prop to block a camera and removing it to place another is not allowed. It says you must only have ONE prop so by deleting the previous one and replacing it still counts as ONE.