“…Bansal et. al, 2005;Lui, 2005;Ek & Söderholm, 2008;Zhang et al, 2008;Listyarini et al, 2009;Zengyan et al, 2009;Naumann et al, 2010;Hou et al, 2011;Ye & Potter, 2011;Fu, 2011;Chiu et al, 2011;Lai et al, 2012;Zhang et al, 2012). The study of Bansal et al (2005), which was conducted for auto-repair & hairstyling services, is identified as the most elaborated and comprehensive one.…”