BillFlow documentation
How to create, issue and track invoices, quotations, delivery notes and every other document your business sends.
Concepts
Document lifecycle and statusesHow a document moves from draft to issued, sent, paid or delivered, and why some moves are never offered.Document numberingWhen a number is assigned, why two people can never get the same one, and how the format is built.Taxes, currencies and roundingInclusive and exclusive taxes, compound taxes, and how each currency's minor unit decides the rounding.Formulas in the items tableCustom columns that calculate from other columns, the functions available, and the errors the engine refuses.Templates and brandThe built-in templates, what a template controls, and how your brand settings reach every document.