Worked on improving documentation quality in the dart-lang/site-www repository, focusing on the accuracy and clarity of technical content. Addressed a formatting bug in the Null-safety FAQ by removing an unintended character from a Markdown code snippet, ensuring the example aligned with official null safety guidance. The solution involved a targeted patch and a careful code review to validate the correction. Emphasized technical writing and documentation skills throughout the process, maintaining high standards for user-facing materials. Utilized Markdown to implement and verify the fix, contributing to the overall reliability and usability of the documentation for Dart language users.