undertaking employee performance appraisals, management homework help

Describe legal issues that must be considered when undertaking employee performance appraisals; include specific issues and how those issues can adversely affect the appraisal. Additionally, describe two important legal facts that an HR leader needs to keep in mind concerning appraisals.
Your response must be at least 300 words in length.

Please ensure that you use some form of intext citation from this particular book

Robbins, S. P., DeCenzo, D. A., & Wolter, R. M. (2013). Supervision today! (7th ed.). Upper Saddle River, NJ: Prentice Hall.