Here's how a purhase is made using the Paymill gateway automation:
A catalog product is selected. The usual steps are followed.
Select reselling...
Selecting an existing end-customer or creating a new one...
At the Payment' step, you need to insert the credit card details. Click Next
Upon succesful payment, the subscription will be created and the end-customer notified!
You can check all transactions at your Paymill merchant account page
Reccuring Payments
In order to perform the reccuring payments you have two options. One is to use the Storefront facilities for paying the charges and the other is to pay through the received system invoice, using the appropriate link.
Storefront Invoice Section
Login at the Storefront and navigate a tthe 'Billing' sectio. CLick on the invoice you want to pay.
Click on the 'Pay Invoice' button
At the 'Invoice Payment' screen, fill in the respective credit card details and click 'Next'
Upon succesful payment, you are informed of the outcome. Click 'Close'.
Paying through an Invoice
Apart from using the Storefront for making a payment, you can also use the link on a system Invoice. Here is how that goes:
Locate the invoice in question and open it. Click the 'Pay with Credit Card' link.