"What is this change asking you to give up?"
"What would have to be true for you to feel confident about this?"
"What has not been said in any official communication that needs to be said?"
"What would make this fail — from where you sit?"
"What would change your mind about this — genuinely, not theoretically?"
The full guide covers the complete session methodology, how to build and sequence the activities, what the outputs mean and how to use them, and specifically what to do when the session goes in a direction you did not expect.