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äridokument müüjalt ostjale

Wiktionary:
a bill; a commercial document issued by a seller to a buyer indicating the products, quantities and agreed prices for products or services that the seller has already provided the buyer with
An invoice indicates that, unless paid in advance, payment is due by the buyer to the seller, according to the agreed terms.

ülevaateid
https://en.wikipedia.org/wiki/Invoice

https://www.freshbooks.com/hub/invoicing/types-of-invoices

https://blog.invoicely.com/types-of-invoices/