According to the internet, a functional requirements document, abbreviated as frd, is a formal statement of an. Documenting the functional requirements provides several important benefits to the organisation and to the process of developing a solution. A user requirements document, written by the product manager, is centered around the end user’s needs and expectations for a product.it translates user requirements into. An frd or functional requirements document serves as a contract for formal statement, between the business stakeholders and the technology team, on an application’s functional requirements. Are you wondering what a functional requirements document or what an frd is?