What is meant by payment transaction? 
If you’d like to read more information about transactions and processes related to them, click here.
Prior to proceeding with a transaction, the person operating the terminal is bound to check the security features of the card. When the transaction is successful the merchant can provide the customer with the service or merchandise they paid for.
How can I do a payment transaction?
To start accepting payments simply open the app and press new payment. You enter the amount of the sale and then press pay. The payment is now ready to be made and you can ask the cardholder to present their card either by contact less, chip and pin or by swiping at the top of the terminal.
