The document discusses what the author has learned from their preliminary task to the full product. They learned about adhering to the 180 degree rule, relying less on technology and watching shots back, choosing fewer varied shots, using color contrast effectively, pacing, controlling outside sound, adding a soundtrack, giving more thought to setting and mise-en-scene, and filming enough footage. Overall, the author feels they have improved their skills and helped produce a stronger film opening for the full product compared to the preliminary task.