Over a two-month period, contributed to the havuruta/2025-CS-OS and havuruta/2025-CS-Network repositories by expanding educational content and enhancing onboarding resources. Focused on developing comprehensive README-based Q&A sections, the work covered topics such as networking fundamentals, IPv6, and network analysis, with detailed explanations and collapsible sections for clarity. Emphasized documentation quality and consistency across repositories, aligning terminology and structure to support self-service learning and cross-team knowledge sharing. Utilized Markdown for technical writing and Git-based collaboration to deliver actionable, well-organized study materials. The contributions deepened coverage of core concepts and improved the accessibility of technical documentation for new learners.