Worked on the hoodong/2025-2-PLC repository, focusing on enhancing project documentation to support team alignment and onboarding. Over two months, delivered targeted updates to the 3조.md file, including revised participant introductions and updated project context to reflect the current team roster. Leveraged Markdown to structure content and ensure clarity, while maintaining disciplined version control practices for traceability. Added links to project presentation assets, centralizing access and streamlining knowledge transfer for contributors. The work emphasized documentation quality and repository organization, enabling faster onboarding and reducing lookup time for project materials. No bugs were addressed, with all efforts dedicated to documentation improvements.