Practice adding payments. There are a couple of ways to add a payment. One, from the dashboard by clicking on Take a Payment. Then type in the subscriber and click submit. The second way to add a payment is from a Subscriber Account Page and click the FAB and then the Take Payment button.
Choose a Payment Type.
You have the option to save the payment method and/or set up a recurring payment.
View where past Payments are and Payment receipts.