During September 2025, Dave focused on enhancing onboarding and team communication for the hoodong/2025-2-PLC repository by updating project documentation using Markdown. He introduced a new section in 11조.md to recognize student Lee Sung-min, clarifying team composition and responsibilities for future contributors. Dave emphasized maintainability and traceability by maintaining clear commit messages and ensuring documentation accurately reflected current project status. While no bugs were reported or fixed during this period, his work centered on improving documentation quality and contributor experience. The technical approach relied on strong documentation skills and collaborative practices, resulting in a more accessible and auditable project environment.