Anu Lind updated the preloading feature documentation in the Shopify/checkout-sheet-kit-swift repository, focusing on improving developer onboarding and integration reliability. Using Markdown and technical writing skills, Anu clarified when and how to use preloading, addressed considerations for flash sales, and explained cache invalidation strategies. The documentation changes provided practical guidance and operational best practices, reducing the risk of misconfiguration and supporting more predictable integration timelines. By enhancing maintainability and consistency across the repository, Anu’s work enabled developers to better understand preloading functionality, ultimately contributing to faster and more reliable checkout experiences without introducing new code or bug fixes.