Alex Charrier enhanced the DataDog/documentation repository by improving CI Visibility documentation, focusing on clarifying billing exclusions and simplifying the process for disabling CI Visibility in GitHub Actions. Using Markdown and technical writing skills, Alex updated guidance to direct users to the Datadog CI GitHub Settings page, streamlining the disablement workflow and aligning documentation with product policy. The work addressed user confusion around which commits are billed, including bot actions and UI interactions, and reduced support inquiries by making documentation more accurate and accessible. Over the course of one month, Alex delivered targeted, policy-aware documentation improvements without addressing bug fixes.