It allows a manager to let subordinates know how well they are doing and how they can do better in the future. It provides an effective basis for distributing rewards such as pay raises and promotions. Common Evaluation Techniques . The various techniques and methods for appraising employee performance are either objective or judgmental in nature. Objective Methods .
Objective methods use some measurable quantity as the basis for assessing performance.
Judgmental Methods . Judgmental appraisal methods are used much more frequently than objective methods. They require that the manager judge or estimate the employee's performance level. Avoiding Appraisal Errors . Managers must be cautious if they are to avoid making mistakes when appraising subordinates.