The document discusses 360-degree performance appraisals. It explains that 360-degree appraisals involve collecting feedback about an employee from their manager, peers, direct reports, and customers. The process aims to provide a more comprehensive view of an employee's performance. Some key advantages are that it provides honest assessments from multiple perspectives and helps employees identify strengths and areas for development. However, 360-degree appraisals also have potential disadvantages like bias and lack of validity if not implemented correctly. The document also provides tips for effective implementation and training of appraisers.