Fair appraisal In most organizations, the supervisor does the appraisal. When one individual measures performance, there is bound to be biased. The most common bias is contrast (Dessler, 2017). The supervisor compares the employees to each other rather than with the company standards leading to higher or lower performance than expected. Recency also impairs the supervisors judgment. Instead of rating the employees performance based on the cumulative performance during the appraisal period, the supervisor basses his judgment on the most recent performance. Thirdly, an employee may be rated high or low because of one thing that they do well or badly. An example is an employee who smiles at the supervisor but does everything else poorly may be rated higher than one who is hard working but rarely smiles. Organizations should, therefore, put in place an objective appraisal system. At Wal-Mart, employees performance is measured based on three parameters Customer service orientation results orientation and problem-solving. Customer service applies to the front-end employees because they interact directly with the customers. An employee is expected to maintain eye contact with the customer when at most 10 meters, approach the customer and greet them, then request if they may help them. The