This document discusses the importance of pre-planning and documentation for game modding projects. It provides examples of why people create mods, including as a way to get involved in game development. Modding allows users to access and modify levels, assets, scripting, and more. The document outlines key aspects of development documentation, including official documents, deliverables, functional documents, and administrative records. It also discusses asset creation pipelines, quest and mission design, and provides instructions for an assignment involving documenting side quest ideas for games like Skyrim and Far Cry.