Contributed to the odoo/documentation repository by developing a comprehensive configuration guide for integrating Italian fiscal printers with Odoo POS. Focused on technical writing and documentation using RST, the work detailed step-by-step instructions for establishing secure HTTPS connectivity, managing network and certificate requirements, and supporting both simulation and production modes. This targeted documentation addressed recurring integration issues, aiming to reduce support tickets and streamline onboarding for fiscal localization. The approach emphasized operational reliability, security, and compliance, resulting in reusable guidance that improves deployment consistency. The contribution was delivered as a single, well-documented feature, reflecting depth in both technical accuracy and clarity.