Worked on the ruby/rbs repository to enhance the accuracy of its documentation, focusing on string manipulation method signatures. Addressed and corrected typos within the RBS documentation, ensuring that the documented method signatures accurately reflected the actual Ruby API definitions. This improvement aimed to reduce confusion for developers referencing the documentation and to streamline the onboarding process for new contributors. The work demonstrated careful attention to detail and a commitment to maintaining high-quality, release-ready documentation. Utilized Ruby and documentation best practices throughout the process, linking changes directly to a traceable commit for transparency and future reference within the project’s history.