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. Documenting the functional requirements provides several important benefits to the organisation and to the process of developing a solution. [provide a list of contractual or task level assumptions and/or constraints that are preconditions to preparation of the frd. [provide a list of contractual or task level assumptions and/or constraints that are preconditions to preparation of the frd. This document underlies the functional requirements for implementing online banking solution (obs) for global bank ltd (gbl).