Guides
Everything we know about invoicing well — the document, the terms, the taxes, the chasing — written for humans, not for search engines (though they’re welcome too).
Getting invoices paid on time (and what to do when they aren’t)
Prevention beats chasing: deposits, clean invoices, early sending — then a calm escalation path for the invoices that stall anyway.
How to make an invoice, field by field
Every field on a professional invoice explained — what it’s for, what to write in it, and the mistakes that delay payment.
How to number invoices (schemes that scale, and why gaps matter)
Sequential, date-based, or per-client invoice numbering — how to choose a scheme, start it, and keep it consistent as your business grows.
Invoice vs receipt vs quote: which document when
The three documents of getting paid — quote, invoice, receipt — what each one commits you to, and the gray areas (proforma and estimate).
Payment terms: Net 30, due on receipt, and late fees
What Net 30 actually means, which terms to choose for your situation, and how late fees work in practice — without the wishful thinking.
Sales tax for US freelancers: the honest basics
Do freelancers charge sales tax? Usually not on services — but the exceptions (four broad-tax states, photography, digital goods) matter. A plain map.