1) The document provides guidance on creating a case study on corporate video production, covering various codes, conventions, styles, techniques and purposes used in corporate and promotional videos.
2) It discusses different elements that go into effective corporate and promotional videos including transitions between scenes, language/script, shooting techniques, voiceovers, logos, titles, unique selling points, cutaways, interviews, music, and graphics.
3) Examples are given from various promotional videos to illustrate best practices for each element and how they can be employed to engage audiences and promote a business or product.