[provide a list of contractual or task level assumptions and/or constraints that are preconditions to preparation of the frd. Assumptions are future situations beyond the control of the project,. 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. To help you upsurge towards your business goals, we suggest you to try using a business requirements document. [provide a list of contractual or task level assumptions and/or constraints that are preconditions to preparation of the frd.