The document discusses the importance of title sequences in thriller movies. It states that the title sequence should provide information to the audience about the movie to prevent boredom. It also claims that an engaging title sequence is likely to hook the audience and make them want to continue watching to see how the story unfolds. Additionally, it identifies various visual and technical codes that are needed to create a good title sequence for a thriller film, such as clothing, settings, sounds, music, shots, editing, lighting and mise en scene.