How do I accept credit cards using guest checkout with PayPal Express Checkout?
Guest checkout gives payers the option to complete a purchase using a credit or debit card without having a PayPal account. To use guest checkout, you must:
Here's how to enable guest checkout:
- Log in to your account.
 - Select Account Settings > Website payments.
 - Next to Website preferences, select Update.
 - Under PayPal account optional, select On.
 
Note: With an Express Checkout custom-coded solution, there is an additional step:
- Set SOLUTIONTYPE to Sole in your initial SetExpressCheckout API call
 - For SOLUTIONTYPE=Sole to work, you must have PayPal account optional set to On within the PayPal account settings
 - Many third-party carts provide an Enable Guest Checkout option in the administrative view of their checkout module