Developed comprehensive user documentation for Otterscan within the cowprotocol/services repository, focusing on guiding users through transaction inspection, debugging failed transactions, and understanding CoW Swap settlement workflows. The work consolidated previous milestone documentation into a cohesive, user-facing resource, enhancing clarity and accessibility for both new and existing developers. Leveraging blockchain technology expertise and technical writing skills, the documentation was authored in Markdown and aligned with the broader documentation strategy across related repositories. This approach improved developer onboarding and operational transparency by providing detailed, practical examples and workflow guides, ensuring consistency and usability for users interacting with Otterscan and CoW protocol services.