This document discusses the relationship between bankers and customers. It defines what constitutes a bank and banker according to Indian law. A customer is anyone who has an account with the banker. The relationship is contractual in nature, with the banker as the debtor and customer as the creditor. Key features of the relationship include the banker acting as trustee, agent, bailee, mortgagee, and lessor for the customer in various contexts. The document outlines duties of bankers such as honoring checks, supplying account statements, and maintaining confidentiality. It also discusses rights of bankers like setting off accounts and appropriating payments. The roles and duties of paying bankers and collecting bankers are defined in the context of crossed checks. The document provides scenarios in