Specification is a contractually binding detailed description one of the services to procure. It defines the way the contractor should fill out the requirements from the statement of work. The specification belongs to the contractor and is a written project structure plan that provides the necessary details about the specific requirements.
A specification should contain following structure items as objective determination, product use, product overview, product information, product data, product services, user interface and quality requirements. The other items are specified in each project. Some following benefits of the specification are described. All credits are defined and together with the delivery dates are also codified. Misunderstandings will thus be avoided, because the supplier has precise guidelines about the delivery date. A specification illustrates the project objective that enables to process effectively a project.