Understanding the customer: efforts by the service provider to know and understand the customer. In first SERVQUAL model that came had 22 pairs of Likert-type items, where one part measured perceived level of service provided by a particular organization and the other part measured expected level of service quality by respondent. (Kuo-YF, 2003, p. 464- 465). Further investigation led to the finding that, among these 10 dimensions, some were correlated. After refinement, these ten dimensions above were later reduced to five dimensions as below (Zeithaml et al., 1988):