During November 2024, Reini Urban focused on quality improvements in the esbmc/esbmc repository by standardizing US English spelling throughout the codebase. He addressed inconsistencies in comments, strings, and filenames, correcting common anglicisms and typos such as “behaviour” to “behavior” and “dependancy” to “dependency.” Working primarily with C and C++ code, Reini applied code cleanup and refactoring techniques to enhance readability and maintainability. This targeted internationalization effort reduced ambiguity and paved the way for smoother onboarding and code reviews. The work, consolidated in a single commit, demonstrated careful attention to detail and improved overall code consistency.