This business law assignment report analyzes several key areas of tort and agency law. It begins by outlining the three essential elements required to establish a successful claim in negligence: duty of care, breach of that duty, and consequential damage. The report then contrasts negligence claims with those under the Consumer Protection Act 1987, highlighting the differences in proving liability. It further delves into psychiatric injury claims, differentiating between primary and secondary victims and detailing the specific factors necessary for each to succeed. The report also explains the four types of authority applicable to an agent: actual, apparent, through ratification, and through necessity. The assignment includes a case study applying these legal principles to a scenario involving negligence and psychiatric injury claims, concluding with a summary of the findings and relevant references.