| Document Type | Definition |
|---|---|
| INVOICE | An invoice is a document issued by a seller to a buyer, indicating the products, quantities, and agreed prices for products or services. |
| CREDIT_NOTE | A credit note is a document issued by a seller to a buyer, indicating a credit given to the buyer, typically due to returned goods or overpayment. |
| DEBIT_NOTE | A debit note is a document issued by a seller to a buyer, indicating additional charges or an increase in the amount owed by the buyer. |