Use the following priority table. [provide a list of contractual or task level assumptions and/or constraints that are preconditions to preparation of the frd. A functional requirements document (frd)—also known as a functional requirements specification, functional specification, or functional specification document—is a more. 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. This document is a functional requirements document (frd) template that outlines the sections and content needed for documenting software requirements.