The designer’s role is to collaborate with others to surface the requirements for a good design. And to support the realistic emergence of design ideas into a physical reality. Designers are practiced at communication and collaboration, but there may be many wants that clients have in mind covering aesthetics, quality of finish, sustainability and safety; as well as constraints such as time, cost, quality and reliability. Designers attempt to meet the performance requirements of their own training as well as key drivers from law in areas such as: