📓 Inhaltsangabe:Abstract: Throughout modern marketing literature there is extensive agreement that Customer Loyalty is marketings newest challenge. Marketings main focus is shifting away from a transactional approach, focusing on the single sale, to a customer relationship approach, establishing, maintaining and enhancing relationships with customers. Today the advantages of cost efficiency, market share, and service quality do not guarantee a companys success any more. Companies need to invest in customer retention programmes to stay competitive. Due to the belief that retaining existing customers is far cheaper than attracting new ones the subject of customer loyalty has become of increasing interest to businesses over the last decade. Theorists argue that loyal customers are more likely to pay an extra price and that their average expenditure will increase over time. In particular in the food retailing industry companies are facing an ever-increasing level of competition due to a high saturation point and low customer switching costs. Growth is only possible by gaining market share from competitors. Under these conditions the effective management of customer loyalty has become a key issue in securing competitive advantage. This study focuses on the review of theories behind customer relationship and customer loyalty marketing found in academic literature. It sets out to explore customer loyalty at UKs biggest supermarket chain, Tesco plc. A questionnaire was carried ou...