With MultiSafepay Fast Checkout you and your customer need an account at MultiSafepay.
These data can be found in the backend of MultiSafepay.
You can find your Account ID in the yellow bar where you see Account number or Account ID.
Your MultiSafepay Site ID and Site Security Code can be found at Sites. There you can add a new site.
The Base URL and the Notification URL can be found in your EasyWebshop account at Settings > Payment options > Advanced at the bottom of the page.
MultiSafepay will automatically send you an e-mail when a payment is received. You will see the payment immediately in your MultiSafepay account after the payment of your customer is complete.
EasyWebshop automatically sends the payment link to your customer for the case that your customer didn't complete they payment.
At MultiSafepay there is an option "Second Chance" that also sends an e-mail to the customer if no payment was received.