The document discusses the filmmaker's experience creating a thriller film for a preliminary project. They initially lacked planning and research, but created storyboards and shot lists to help visualize the film. During filming, they discovered better techniques than what was in the shot list. The editing process also involved changing the sequence of scenes twice to improve continuity, tension, and the climax. Creating the thriller helped the filmmaker gain experience with camera and editing software, allowing them to explore different techniques and improve their skills for future projects.