Guides

Getting paid, with the arithmetic shown

Short guides on invoicing and collecting money, written the way we write the rest of this site: with the numbers, the sources, and the parts where somebody else is cheaper.

All Getting paid Invoicing Tax

InvoicingFour reasons an invoice does not get paid, and what to put on it insteadMost late invoices are not disputes. They are invoices that were easy to put down, and the fixes are boring and they work.September 16, 2026 · 3 min

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