Worked on the practice.dsc10.com repository to address a data-quality issue by correcting a miscategorized YAML problem entry. Focused on improving dataset integrity, the developer updated a tag from "#cond" to "#con" to ensure accurate categorization, which helps prevent misclassification and streamlines search and filtering for both learners and instructors. The change was implemented as a targeted, low-risk fix in a single commit, reflecting careful attention to documentation and data management. Leveraging skills in YAML and documentation, the developer contributed to ongoing efforts to maintain clean, reliable course content data without introducing new features or broader code changes.