The document describes a wiki-like collaborative development workflow for seamless customer involvement. It shows conversations between various stakeholders discussing requirements for an event registration system. Over time, additional requirements are discovered, the system evolves and matures. Lessons learned include having one shared installation from the beginning, doing early testing with end users, and keeping requirements, documentation and help information aligned. The workflow aims to bring business analysts, users and developers into the common ground for a more fluid process from sketch to implementation.