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How to Make a Professional Invoice

A professional invoice is not a decorated invoice. It is a document where the reader finds the amount, the due date and the payment method in under five seconds.

5 min read

Give the page a clear hierarchy

  • Top: your business identity and the invoice number
  • Upper right: issue date, due date and amount due, set larger than the rest
  • Middle: line items in a table with aligned numbers
  • Bottom: totals, payment instructions and notes

Be consistent across every invoice

  1. 1Use one numbering scheme and never restart it mid-year.
  2. 2Keep the same currency format, including symbol placement and two decimals.
  3. 3Reuse the same wording for recurring services so clients recognise them.
  4. 4Keep a fixed payment term unless you negotiate otherwise in writing.

Wording that reads as established

Notes field example
  • Payment due within 14 days of the issue date.
  • Please reference INV-0007 with your transfer.
  • Questions about this invoice? Reply to this email and we will respond within one business day.

Check before you send

  • Client's legal billing name spelled correctly
  • Totals match the approved quote
  • Due date is a real date, not "upon receipt"
  • The file name includes your business and the invoice number

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