The best method for an appraisal system would be managing by objective. This allows the employee and manager to agree on objectives and goals, an allows measurable metrics to provide clear and consistent feedback (HRM 400, n.d.). Using this method allows all parties to understand the goals and how success is measured based on the organization's goals. One potential issue can arise at the beginning of this process and that is agreeing on what the goals and metrics should be. The easiest way to create these goals is to ensure they are specific, measurable, achievable, realistic, and time sensitive (Lumen, n.d)). Once the metrics and goals are outlined the assessment or appraisal should be easy to measure