What is the scope of a performance appraisal?

The performance appraisal should be measured during the period of time between the current appraisal and the employees most recent appraisal, which is typically either three month, six months, or one year. The scope of the appraisal should be focus on the items listed in their specific job description. As well, you could/should include items such as how they perform with respect to the companies cultural expectations or expected behaviors, their strengths, their areas for improvement, and a section in which you set mutually agreed upon goals for them to achieve by their next appraisal.