How do I setup Paypal Standard?
1. Log into your Paypal account here.
2. Go to My Account -> Profile -> My Settings and scroll to the bottom of the page to find yourMerchant ID.
3. In My Settings, go to My Selling Tools and scroll to Instant Payment Notifications.
4. Click Update.
5. Enable IPN and set the notification URL to:https://account.attend.com/api/index.php/payments/paypal
6. Go back to My Account and copy and paste your Merchant ID into the box above.