Customer InvoicesOverview of the invoicing processOffer cash discountsSet up cash roundingsHow to setup and use payment termsHow to define an installment plan on customer invoices?Deferred revenues: how to automate them?How to edit or refund an invoice?Customer PaymentsWhat are the different ways to record a payment?How to register credit card payments on invoices?How to register customer payments by checks?Get paid with SEPAFollow-up on invoices and get paid faster