Relationship marketing, a concept that focuses on attracting, maintaining, and building business relationships, has enhanced the profitability of businesses. The core of the relationship marketing approach in business is that resources are directed toward strengthening ties to existing customers on the proven premise that maintaining existing…

With a view to improving the quality of life of persons living with disabilities without direct intervention but in the context of action at the level of their personal development, and with the institutional support of the University of the Balearic Islands and funding from "SA Nostra" Caixa de Balears, we decided to develop, implement…