Standard Mandatory requirements employed and enforced to prescribe a disciplined uniform approach to software development, that is, mandatory conventions and practices are in fact standards. U ser groups The organization (s) or persons within those organization (s) who will operate and/or use the system for its intended purpose. Suppliers The term 'suppliers' includes contractors, sub-contractors, vendors, developers, sellers or any other term used to identify the source from which products or services are obtained. Subcontractor An individual partnership, corporation or an association that contracts with an organisation (i.e., the prime contractor) to design, develop and/or manufacture one or more products 17