The better brief starts with a better question.

A product brief becomes more useful when it describes a specific difficulty. Who is trying to do what? Where do they get stuck? What happens next? A clear account of the current workflow gives the team something concrete to improve.

Choose the behavior you want to enable. A customer finding the right service without a call is more useful direction than a request for a new dashboard. Agree how you will recognize progress, and distinguish assumptions from evidence.

A first release should answer an important question. Separate essential workflows from later conveniences. Keep enough scope to make the experience coherent, but avoid building around every possible future.

A brief is a shared starting point. Include access to users, decision makers and existing systems. Make room for discovery to change the plan when the evidence points somewhere better.