... 26. Amy L. Ostrom and Christopher Hart, " ;Service Guarantees: Research and Practice," in Teresa A. Schwartz and Dawn Iacobucci, Handbook of Service Marketing and Management, (Thousand ... Implications of the Flower of Service The eight categories of supplementary services that form the Flower of Service provide many options for enhancing the core service product. Most supplementary services ... problem and retain a customer s goodwill. Source: Lovelock, Patterson, and Walker, Services Marketing Australia and New Zealand {Sydney: Prentice Hall, 1998). FIGURE 6. 4 Components of an Effective...