The last two tutorials (part 5 and 6) focus on a host of different functions available within FSDS for modeling, such as how to insert background images, copying/pasting parts, saving/loading parts, merging projects, use of parts properties to place objects, using the Transform menu, hiding parts, using the ruler tool, cloning parts and how to select a specific part by name or from the parts menu.
This video is approximately 40 minutes in length. Please post any questions you have about this tutorial in the forum thread.