Worked on improving documentation quality in the nautilus_trader repository by addressing a grammar issue in the Instruments.md file. Focused on enhancing clarity and accuracy, the update involved correcting a singular noun to its plural form, which helps reduce confusion for new users and external contributors. The change was implemented using Markdown and managed through disciplined use of Git for version control. This attention to detail in documentation supports better onboarding and collaboration, ensuring that technical standards are maintained. No bugs were fixed during this period, with efforts concentrated on refining documentation practices and upholding consistency across the repository’s written materials.