Job performance appraisals provide information about employee performance rankings that is used to make decisions regarding compensation and promotion. They also provide feedback to employees on their achievement levels and behavior, helping to identify deficiencies and set new performance standards. These appraisals aim to counsel employees, diagnose skills gaps, determine training needs, facilitate employee growth, and prevent grievances. They serve several purposes, including maintaining satisfactory performance, facilitating employee development, enabling management to understand subordinates better, guiding job changes, enabling fair compensation, and informing decisions around layoffs. The content appraised, such as productivity or behaviors, varies depending on the job and appraisal purpose.