Jackie Chen developed a comprehensive R Coding Best Practices Guide for the bhklab/handbook repository, focusing on Bioconductor style compliance and code quality. Leveraging R programming and documentation skills, Jackie established clear guidelines for formatting standards, linting tools, and naming conventions, and promoted the use of the air formatter to enforce consistency. The guide was implemented in Markdown and R, with collaborative input from team members to ensure clarity and maintainability. This work addressed the need for standardized code practices, resulting in streamlined code reviews and improved onboarding for R contributors, while also enhancing the overall maintainability of the codebase.