The purpose of corporate and promotional videos is to relay important information to audiences and impact viewers to sell products or services. Corporate videos educate employees on company policies and procedures, while promotional videos aim to sell brands and services to customers. The impact of promotional videos is that more promotion leads to more customers and sales, resulting in higher profits. The document proposes a 4-minute promotional video for a makeup artist business to be distributed on its website and social media channels to further promote its services.