It is during the construction of briefing is the stage of briefing process to which Collecting material, isolating key points, and selecting visual aids occurs.
The briefing process, according to Barrett and Stanley defines it as the "process running throughout the construction project by which means the client's requirements are progressively captured and translated into effect." Such connotation assumes that the process is continuous until the client's specifications will materialize. This further suggests that the briefing process is extended up until the construction stage.