6.48 So that the facility supports the delivery of the objectives of each of the clinical services and any other services (e.g. soft FM) outwith the project, the NHSScotland body must produce specifications which define the functional relationships, the functional content and the key operational policies within it. This should take account of reasonable clinical working practices and performance standards and also clinical adjacencies. The NHSScotland body should make reference to both medical advances and the need to meet any change in demand.