A market requirements document (MRD) in project management and systems engineering, is a document that expresses the customer's wants and needs for the product or service.^[1][2] It is typically written as a part of product marketing or product management. The document should explain:

• What (new) product is being discussed
• Who the target customers are
• What products are in competition with the proposed one
• Why customers are likely to want this product.
• What holds the customers back from purchasing the product.

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• Product requirements document
• Requirements management
• User requirements document