During October 2025, Zinger focused on enhancing developer guidance within the XRPLF/rippled repository by delivering a documentation update that clarified the intended use of the JSON writer for bandwidth-sensitive RPC operations. Working in C++ and leveraging strong documentation skills, Zinger collaborated with Bart Thomee to ensure the accuracy and clarity of the revised guidance. The update addressed potential misuses by explicitly outlining best practices, thereby reducing confusion and follow-up questions from developers. This work did not involve code changes but demonstrated attention to detail and a thoughtful approach to improving project documentation, contributing to more effective and reliable RPC feature development.