Deduct a specific amount from an invoice This is how you can deduct a specific amount from an (existing) invoice.Alternatively you can create a credit note or part credit. Related Articles What is the Invoicing Module? What gets invoiced? What is the Invoice Creator? Invoice Editor What is the Invoice Manager? How to invoice Active Projects? Create Prepayment or Part Invoice Invoicing Closed Projects Create a Credit Note from an Invoice Invoicing materials separate from final invoice Divisions for invoicing Invoicing jobs with no costs assigned Tracking payments with Invoice Payments Printing an Invoice Other Invoice Related Options How to automatically get the Contact Email to show in the Invoice Editor Pro Forma Numbers Scheduled Invoices Part Invoicing on Future Bookings How to list prepayments last if grouping the invoice by date?