Worked on improving the documentation for the racket/racket repository, focusing on the Racket Signature system. The main contribution involved updating and clarifying the documentation to ensure that grammar, terminology, and structural relationships between signature specifications and struct definitions accurately reflected the underlying code behavior. This effort aimed to reduce ambiguity for developers and streamline onboarding by aligning documentation with actual implementation details. The work demonstrated careful attention to documentation quality, maintainability, and traceability, with precise references and adherence to version-control standards. Utilized Racket and technical writing skills to enhance the clarity and usefulness of the documentation for future contributors.