Development

The origins of relationship marketing observes: "What is surprising is that researchers and businessmen have concentrated far more on how to attract customers to products and services than on how to retain customers". The initial research was done by Leonard Berry at Texas A&M (Berry, L. 1982) and Jag Sheth at Emory, both of whom were early users of the term "Relationship Marketing", and by marketing theorist Theodore Levitt at Harvard (Levitt, T. 1983) who broadened the scope of marketing beyond individual transactions.