“…Companies can employ this model to identify which customers to acquire, retain, and which to discourage as well as to further develop marketing, service and IT policies to create the right relationships with different types of customers. While CRM is conceived as a strategy for an organization deciding to build long-term relationship with customers [12,54,64], there is a need to provide some guidance for defining relationship strategies in order to carry out CRM practice. Furthermore, these defined strategies will facilitate an understanding of CRM domain and in turn, eCRM development.…”