“…Since then, many studies on service marketing have been conducted on the basis of this technique (cf. Bitner, 1990;Bostschen et al, 1996;Decker and Meissner, 1997;Edvardsson, 1988Edvardsson, , 1992Keaveney, 1995;Olsen, 1996;Stauss, 1993;Stauss and Hentschel, 1992;Standvik and Liljander, 1994;Stauss and Weinlich, 1997;Roos, 1996Roos, , 1999Roos and Strandvik, 1996). Since services are mainly a process, observational methods would seem to be useful to analyse the interactions during the service encounter, complementing the more traditional methods of data collection (Grove and Fisk, 1992).…”