Review your list of infrastructure decisions. Eliminate any questions that seem unnecessary and distribute the list to your team.
Solicit recommendations, either in writing or at a meeting. Convene a team meeting to discuss the recommendations and reach agreement on each issue.
Document your decisions and your key assumptions. Distribute a summary of the decisions to team members and other stakeholders. Use the decisions in managing your project.
Update the infrastructure as necessary following project changes and during project reviews.