Interest charges Use ezyVet to configure and set interest charges for clients. About interest charges for clientsHow the Charge Late Fees/Interest report calculates interestSettings of the Charge Late Fees/Interest reportSend client invoices for interest chargesConfigure an interest charge rate for an ezyVet siteSet an interest charge rate for a clientParent topic: InvoicingRelated informationGetting startedService feesPrice adjustment reasonsThe not-ready-for-billing condition of invoicesPrice adjustment rulesMedication invoicingDiagnostics invoicingWellness plan invoicingFind and show invoice informationSend clients messages about invoicesRecurring invoicesTaxSales templatesEstimatesStatementsInvoicing configurationTroubleshooting for invoicing