- need to fully understand the new class structure and old code - Complete code for PropellantTankClass4 which is called down from tankClass3 - Write it based off the old PropellantTankClass in DarkMatter_Old - Adjust parts to suit 6DoF if necessary - Try to make existing code more efficient and implement better error handling - A LOT OF CODE AND RESEARCH REQUIRED - Very flexible time frame (try to get it done before March)