The different types of invoices include:Proforma invoice: A preliminary bill of sale sent to buyers in advance of the delivery of goods. Commercial invoice: A document used for customs in the sale of goods shipped internationally.Tax Invoice: An invoice showing the amount of tax payable on a transaction.Interim invoice: This is also known as a progress invoice and is sent to clients as progress payments against a project come due. All QuickBooks invoicing software plans come with integrated progress invoicing.Recurring Invoice: Invoices that are sent to customers on a regular interval to collect recurring payments.