Developed bilingual documentation for the CustomerAccountNumber keyword within the placetopay-org/placetopay-docs repository, focusing on enhancing integration and reporting capabilities for checkout transactions. The work involved authoring detailed Markdown documentation in both Spanish and English, outlining how to map customer account identifiers to transactions to support data integrity and streamline onboarding for developers. By providing clear guidance on the use of this new keyword in checkout additional fields, the documentation established a foundation for future enhancements. The approach emphasized clarity and accessibility, leveraging documentation skills and Markdown proficiency to ensure the information is usable for a diverse, bilingual developer audience.