This article presents best practices for the measure phase of the AWS Well-Architected Custom Lens lifecycle, focusing on validating and improving custom organizational content.

• Conduct trials with small test groups (around 5 teams) to gather early feedback
• Use structured surveys to evaluate lens clarity, alignment, and effectiveness
• Assess whether content is understandable and achieves target outcomes
• Collaborate openly with executive, platform, and developer teams for continuous improvement
• Surface organizational tribal knowledge and scale best practices company-wide
• Make the Custom Lens open for contributions via pull requests and version updates
• Plan organization-wide introductory sessions to encourage adoption

The article emphasizes using trial feedback and stakeholder collaboration to refine custom lenses and promote adherence to organizational best practices.