 For example, the court must consider whether precautionary and defensive measures might prevent something socially useful.Though this principle had often been observed by the common law (see Miller v Jackson 1977, Denning's judgment), the Act places it on a statutory footing.Section 2 stipulates that, in the event of an accident, an apology or offer or redress, such as paying for medical treatment, is not, of itself an admission of liability.