N. Rajasekar worked on enhancing documentation for the Data-Science-Lifecycle module within the microsoft/Data-Science-For-Beginners repository. Focusing on Markdown and technical writing, Rajasekar clarified README sections and standardized formatting to improve readability and align with internal style guidelines. The updates targeted onboarding efficiency and aimed to reduce support overhead by making documentation more accessible to new contributors. No functional code changes were introduced, as the work centered on editing and restructuring existing content. The depth of the contribution lay in careful attention to language, grammar, and formatting, ensuring that documentation met quality standards for clarity and consistency across multiple documents.