Ben Harris expanded and restructured the Defender for Office 365 tuning documentation in the MicrosoftDocs/defender-docs repository, focusing on improving clarity and usability for end users. He revised the title, expanded the table of contents, and provided detailed explanations of tuning controls, routing scenarios, thresholds, customer configurations, and system learning. Using Markdown and leveraging documentation engineering and technical writing skills, Ben executed multiple Learn Editor commits to ensure up-to-date guidance and consistent formatting. His work enhanced documentation structure and navigation, enabling faster onboarding and reducing support inquiries, thereby delivering measurable business value through clearer, more actionable technical documentation for customers.