There are a number of reasons why your Buyer may not be able to complete a payment using PayPal.If your Buyer is paying with PayPal and has not verified their PayPal account, or there are limitations on the Buyer’s PayPal account, your buyer will need to verify their PayPal account by logging in and following the notification icons. Alternatively, they can visit the Confirm Your Identity page to resolve the issue. See more information from PayPal here.If your Buyer is paying with credit card, they may have reached the spending limit set by their card issuer. Your buyer will need to contact their card issuer or consider linking their bank account to their PayPal Account. Please see here for more information here.Additional FAQs on this topic can be found on PayPal’s website here.