Configure WHMCS to allow users to delete client payment details for their saved credit and debit cards (their stored pay methods).
Configure a product to send a custom email message using an email template when you create, terminate, or upgrade a corresponding service.
Configure products to automatically provision services as soon as you receive payment. By default, admins must manually approve orders.
Configure WHMCS to automatically retrieve current currency exchange rates and use them to update your product prices on a daily basis.
Configure billing to charge an additional amount based on the number of hosting accounts that a reseller has on a cPanel & WHM server.
Cancel a service for a specific client immediately in the Admin Area. After you cancel a service, WHMCS will not generate further invoices.
Change a client's currency by creating a new identical client with and transferring invoices, services, and transactions to them.