Write the decision first
Start with the audience and the change the work should support. Include the action someone needs to take after seeing the page, product or campaign. A list of deliverables is useful, but it does not explain why those deliverables are needed.
A useful brief makes the next decision easier.
Bring the constraints
Share the existing assets, the content owner and the date that matters. Name what is already decided and what remains open. This gives the team room to explore without repeatedly reopening the same question.
Make feedback usable
Choose one person to gather feedback and ask for it against the agreed purpose. Explain the problem with a direction before proposing a visual fix. A good review leaves a shorter list of decisions, not a longer collection of preferences.