Fair, just and reasonable to impose a duty – this allows the courts to decide, even if the harm was foreseeable and the parties were sufficiently close there is still not duty of care. Courts are reluctant to find that it is “fair, just and reasonable” to impose a duty on a public body such as the police. Hill 1990 - it was held that allowing the police to be sued could result in defensive policing and them diverting their resources away from prevention and detection of crime, leading to lower standards of policing.