“…employee potential. According to Snell and Bohlander (2010), the most frequently used employee appraisal methods based on the examined groups include the methods focused on the past (management by specified objectives, comparison to standard performance, testing and observing of performance, appraisal questionnaire, rating scale, BARS method, the method of critical events, appraisal reports and employee comparison), and the methods focused on the future (self-appraisal (Chianchana and Wichian, 2016;Kromrei, 2015), Development Centre (El Baradei and Newcomer, 2008), 360 Degree Feedback (Hageman, et al, 2015), 540 Degree Feedback and mystery shopping, or mystery consumer (Wilson, 2001)). …”