The document discusses the role of information systems in the banking sector for customer bonding. It defines an information system and explains how IS plays a vital role in business operations and success by linking departments, enhancing productivity, and increasing quality. It then outlines various IS applications used in banking like RTGS, EFT, ATMs, mobile and tele banking to computerize applications, improve efficiency and customer service, and reduce transaction costs. The importance of customer focus and retention through strategic IS applications that provide value, 24/7 support, alerts and advisories, and maintain privacy is also highlighted.