Business requirements documents (brds) center on strategic objectives, business processes and user needs at a high level. A functional requirements document (frd)—also known as a functional requirements specification, functional specification, or functional specification document—is a more. This document is a functional requirements document (frd) template that outlines the sections and content needed for documenting software requirements. Documenting the functional requirements provides several important benefits to the organisation and to the process of developing a solution. Assumptions are future situations beyond the control of the project,.