# Customer

Customers are generally entities to whom you sell goods and services and who will, at some time, owe you money for these goods or services.

Every new Customer that is created is assigned a unique Accounts in the Accounts system, and all monetary transactions with the Customer occur within this account. The Current balance of a Customer’s account is the amount owed to you by that Customer. You cannot delete a Customer if their account cannot also be deleted for accounting reasons.

A Customer is referenced throughout the system by their .