A banker is defined as a person who carries on the business of receiving money and collecting data for customers, with the obligation to honor payments from their current accounts. A customer is a person who maintains an account with the bank, regardless of how often they use the account. The relationship between a banker and customer is generally that of a debtor and creditor, but it can also involve special relationships like pledger and pledgee, bailor and bailee, trustee and beneficiary, agent and principal, advisor and client, or hypothecator and hypothecatee. Bankers have rights like lien, setoff, appropriation, and to charge interest and fees. Their obligations include accepting deposits, honoring checks