During July 2025, Karla Chaires focused on enhancing the Cardano chapter documentation within the input-output-hk/mastering-cardano repository. She expanded the documentation to include additional universities participating in the Azteca initiative, thereby broadening the educational scope for users and stakeholders. Her technical approach centered on improving clarity and maintainability by fixing typographical errors, updating outdated links, and adding clarifying comments throughout the adoc files. Leveraging her skills in documentation and technical writing, Karla ensured that all changes were clearly traceable through well-documented commits. The work provided deeper, more accessible educational resources without introducing new features or addressing bug fixes.