- Choosing to use the multi-currency option in Odoo will allow you to send sales invoices, quotes, and purchase orders or receive bills and payments in currencies other than your own. - Users can configure multiple currencies for the transaction, set its exchange rate, and assign different currencies for individual partners and charts of accounts, run reports on their foreign currency activities. - In the accounting module, Go to Configuration ‣ Settings and flag Allow multi-currencies, then click on Apply. - Exchange Rate Difference Journal: It records the differences in payment registration and the expected amount. If we receive payment against an invoice after a month of invoice creation, the exchange rate most probably will be changed. - This Rate Difference Journal is used to create journal entries of loss or profit caused by the difference in the currency exchange rate.