Nicholas Sia developed a dedicated Promotional Codes Documentation page for the itsnicksia/wizardry-daphne-guide repository, focusing on enhancing user access to active promo codes and their sources. He structured the documentation using Markdown, ensuring clarity and ease of navigation by updating the project’s navigation links to include the new resource. The work included a detailed guide and an illustrative image to improve comprehension and usability for end users. While the scope was limited to a single feature and did not involve bug fixes, Nicholas demonstrated proficiency in documentation practices and Markdown, delivering a focused improvement to the repository’s user-facing resources.