User creates a customer to track the customer sales. To create a new customer, user can provide a customer number or check the box to have it automatically generated. User provides customer details such as name, address, phone, email (mandatory field), and drivers license and can place the customer in either a frequency based category or static groups . The user can create a customer in this screen, or can modify an existing customer. To modify an existing customer, enter one of the customer details and press search to see a list of customers that match the criteria (or press search and obtain a full list of customers), then press Save after making the necessary changes. A PDF can also be generated with a list of customers that match the searched criteria.