Or take the example of PayPal. For risk-averse shoppers, the ability to dispute and reverse PayPal transactions is a helpful feature. But it has given rise to all sorts of PayPal fraud. In a PayPal overpayment scam, for instance, a scammer takes advantage of PayPal’s dispute system to overpay a seller for something, then asks the seller for a refund of the excess. After the overpayment is returned, the scammer asks PayPal to reverse the original transaction. The seller effectively loses the…
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