Invoice guides

Short, practical guides for freelancers and small businesses. Each one lists the official sources it relies on and the date its facts were last checked.

• How to Write an Invoice: Step-by-Step Example

  A plain-English walkthrough of writing an invoice from scratch: what to put on it, in what order, with a worked example and the mistakes that delay payment.

• What to Include on an Invoice: Checklist

  A checklist of what belongs on an invoice, with what the UK, Australia and the EU require, so your invoices are complete and your client can pay and claim tax.

• How to Number Invoices: Formats and Examples

  How to choose an invoice numbering system that keeps your records tidy and satisfies tax rules, with common formats, examples and what to do with mistakes.

• Tax on an Invoice: Added on Top or Included?

  The difference between prices that exclude tax and prices that include it, how to work out each one, and why rounding tax line by line can change the total.

• Invoice vs Receipt vs Quote: Differences

  The difference between a quote, an invoice and a receipt, how they fit together in one job, and related documents such as a proforma invoice and a credit note.

Ready to make one? Create an invoice.