Guides
Written guides on invoicing, getting paid and US self-employment tax. Each one ends where the work actually happens — in a tool on this site that does the thing being described.
- How to Write an Invoice That Gets Paid on TimeWhat actually decides when a freelance invoice gets paid in the US — the reference fields, the right recipient, and when the payment clock really starts.Updated
- What to Do When a Client Will Not PayThe escalation ladder for an unpaid freelance invoice in the US — what to check first, when to stop work, when a demand letter helps, and what small claims really costs.Updated
- Net 30 vs Net 15 vs Due on ReceiptHow to choose payment terms as a freelancer — why shorter is not always faster, what an early-payment discount really costs, and the lever that beats both.Updated
- How to Invoice Someone When You Are Self-EmployedYou do not need a company to send an invoice. What a self-employed invoice must contain in the US, why to use an EIN instead of your SSN, and what to set aside.Updated
- Invoice Factoring: How It Works and What It CostsWhat invoice factoring actually costs once you annualise the fee, the recourse trap, and why most freelancers do not qualify in the first place.Updated
- Invoice vs Estimate vs Quote vs ProformaThe five documents in order, what each one commits you to, and why a proforma invoice is not an invoice — the mistake that puts revenue on the wrong side of your books.Updated
More guides are being written. In the meantime, the tools on the home page cover invoicing, estimates, purchase orders and US tax calculations.