1) The document discusses mistakes made in the production of a preliminary film project due to a lack of planning and limited time. Scenes were filmed in different locations that did not match, and there was no time to re-film. 2) It notes that the group did not have experience or knowledge of film techniques like continuity editing or using different shot types. Their preliminary showed a lack of these skills. 3) The author evaluates that the preliminary was rushed compared to the following opening project, which had more planning and research into techniques. They learned how to improve technical skills and incorporate film conventions to create a more successful opening.