launch
3.1.3 - Decide in Advance What Would Change Your Mind - Set the decision threshold: say what evidence will trigger change, where it will come from and what action follows.
learning :: Treating progress as insight gained, not just work completed.
launch
3.1.1 - Why Sharing Early Creates the Learning Your Build Needs - Plan the early sharing plan: say who will see it, what they will see and what question their reaction needs to answer.
build
2.1.3 - What This Build Is Meant to Teach You, Not Just to Ship - Name the learning goal: say what you believe, what the build needs to answer and what signal will prove or weaken that belief.
build
2.1.1 - The Only Path Your Prototype Actually Needs to Walk - Define the prototype path: say what the prototype is meant to teach, which path will test it and what signal counts as proof.