Prepare a one-pager using the Lean Canvas (https://leanstack.com/lean-canvas https://leanstack.com/lean-canvas) and you can find PDF templates with a google sea

Prepare a one-pager using the Lean Canvas (https://leanstack.com/lean-canvas https://leanstack.com/lean-canvas) and you can find PDF templates with a google search. That will force you to think of all the questions your CEO (or any other stakeholder) might ask and put down honest answers.