<human>:  What type of writing is a "business case" and what should it include?
<bot>: A business case is a type of written document used to explain why a project or business venture is worth pursuing. Generally, it includes an analysis of the project or venture’s potential costs, benefits, risks, and objectives. A business case can also include market research and competitor analysis, product or service descriptions, system architecture, detailed timelines and budgets, legal requirements, and marketing plans.