“…Moreover the Importance-Performance & Gap Analysis (IPGA) can narrow down the service quality gaps. In addition to this study, to evaluate and resolve the complicated and intertwined problem group Decisionmaking trial and evaluation laboratory (DEMATEL) is been used (Wu et al, 2010;Shieh et al, 2010), this approach is widely been used to find the key success factors in the industries like airline industry, emergency management, web-advertising, auditing and risk control , enterprise resource planning environment, , hospital service quality management (Liou et al, 2007;Tzeng et al, 2007;Shieh et al, 2010;Wu et al, 2010;Tsai and Hsu, 2010;Wei et al, 2010;Chang and Cheng, 2011;Wu and Tsai, 2011;Zhou et al, 2011;Lin et al, 2012; ISSN 2414-8393 Tsai et al, 2013), this also caters to the performance evaluation of employees, and gauges the risks of failures.…”