Digital Invoice

What a digital invoice is

A digital invoice is a bill you create and deliver electronically instead of printing and mailing it. It lists what your customer owes, such as products or services, quantities, prices, a due date, and payment instructions. You might send it as a PDF or provide a link to an invoice hosted online.

The term also covers structured electronic invoices that transfer invoice data directly between business systems. That is different from a PDF attachment, which still needs a person or software to read and enter its details. Invoice-to-pay describes a broader workflow that can include receiving, approving, paying, and reconciling invoices.

The invoice delivers the bill; the payment method determines the processing cost.

How it works

You prepare the invoice with the customer, line items, amount due, and payment terms, then send it by email or share a secure online link. The customer opens it, reviews the balance, and selects an available payment method. The invoice system records whether it is unpaid, paid, or past due.

Payment choices depend on the service you use. They can include credit or debit cards, ACH bank payments, and digital wallets. Some systems also support recurring invoices, reminders, and automatic charges using a stored payment method. Match each payment to its invoice number so you can reconcile deposits against what customers owe.

What it means for your costs

Sending an invoice does not have one standard fee across the industry. Your cost comes from the service you use and, most importantly, how the customer pays. A card payment made through an online invoice is a card-not-present transaction, with costs that include interchange, network fees, and your processor's markup. Only the markup is negotiable.

An ACH option gives your customer a way to pay from a bank account rather than by card. ACH has its own pricing and return rules, so compare the actual charges for each payment method rather than assuming one is always cheaper. For eligible business card payments, sending Level 2 or Level 3 data can qualify the transaction for a lower interchange category.

How invoices affect cash flow

An email or payment link lets a customer review and pay without mailing a paper check, while reminders give you a record of follow-up. Neither feature guarantees a payment by the due date. Set clear terms on the invoice and track unpaid balances so you know which customers need a reminder and which payments still need to be matched to deposits.

Where it goes wrong

A digital invoice can still create manual work if its details do not match your accounting records. Check customer names, invoice numbers, line items, tax, and due dates before sending. For a B2B sale, confirm that the buyer can use the payment method you offer and that your system records the payment against the correct invoice.

What you can actually change

1. 01
   Offer payment choice. Show available card and ACH options on the invoice. Compare their actual processing charges before steering customers toward one method.
2. 02
   Set clear terms. Include the due date, invoice number, itemized amount, and payment instructions. Use reminders to follow up on unpaid invoices.
3. 03
   Reconcile each payment. Match deposits to invoice numbers and compare payment-related charges with your merchant statement and pricing terms.

Frequently asked questions