At PayPal, if paying with a credit card only, click on Pay with Debit or Credit Card.
On the next page, UNcheck the slider that says 'Create my PayPal account',
Or check the 'No I don't want an account now'
box.
Also, you should WhiteList DDAmanda EMails, so they don't go to Spam.
Here are instructions on how to do that for most EMail Services: White List DDAmanda EMails
Monthly Subscription:
$205