Core Insights - Building customer trust and loyalty in the digital banking realm is a significant challenge, as traditional personal interactions are replaced by digital channels [1] - The emergence of hyperpersonalisation allows banks to analyze vast amounts of digital transactional data, enabling a deeper understanding of customer financial choices beyond basic demographics [2] - Behavioral science can provide insights into customer decision-making trends, influencing financial behaviors such as mortgage versus renting decisions [3] Group 1: Hyperpersonalisation and Behavioral Science - Hyperpersonalisation can enhance long-term financial objectives by identifying patterns of overconsumption and proposing solutions to encourage saving rather than credit reliance [6] - Behavioral design in financial services has primarily focused on maximizing consumption metrics, but there is potential to use these tools to promote mindful spending and long-term financial well-being [4][5] Group 2: Trust and Customer Relationships - A sustainable approach to banking should prioritize long-term retention and customer satisfaction, fostering trust and engagement that can lead to increased business [7] - Trust not only enhances customer loyalty but also encourages customers to advocate for the bank within their social circles, potentially attracting new clients [7]