Affiliate account is when you help to promote and sell myfundbox. From that you will receive a certain percentage of the profits from any sales that were made through your efforts. It's a great way for you to get rewarded for all successful sales you generate.
In your affiliate account you are not able to create plans. But you can able to edit the default plan name, tax, billing cycle and plan amount by enabling the edit icon on the top right corner in plans section.
In customers section you can see the list of your customers.
At this time in myfundbox, the only payment gateway that you can connect to your affiliate account is Stripe.