“…Researchers have introduced and studied a number of models and variables (antecedents or drivers) to explain variations in satisfaction, images and loyalty (eg Johnson et al ., 2001 ;Seth et al ., 2004 ;Williams et al ., 2005 ). Evaluation standards such as SERVQUAL ( Parasuraman et al ., 1988( Parasuraman et al ., , 1994 and SERVPERF ( Cronin and Taylor, 1992 ) have been developed to function independent of any particular service context.…”