1: In my case, I had set it initially without a Paypal account. I called paypal and gave the email
notification reference citing the give away is set to an auto-payment. They did tell me it is to be paid automatically. This was cancelled months ago.
2: If you go to store on your account, on the left-side top, you will get bills and purchases. You hit that, you will be able to manage your renewals. It was showing auto-renew, which I cancelled. You can also edit your PIIs through the store link.