Get an in-depth knowledge of how business works with a qualification that's highly valued by employers. The&nbspBusiness (Marketing) Level 3 Extended Diploma will appeal to those that have a keen interest in marketing and retail and how it operates.You will enjoy studying a subject that is relevant to your own and experience and want to find out more about the industry through personal investigation.Scroll towards the bottom of the page for details on the entry requirements and how you&#39ll learn.