Five-signal checklist and CE 3.0 evidence flow showing how to fight friendly fraud disputes

How to Fight Friendly Fraud — and Win: Beating “I Didn’t Buy This” With Data You Already Have

Aug/ 7/ 2026 |

Friendly fraud is the only theft where the thief files the report. At Dispute Response, we’ve watched merchants eat these losses for years on the theory that the customer must be right — while Visa itself has estimated that as

Formula graphic showing how to calculate a chargeback ratio with Visa and Mastercard threshold levels

Chargeback Ratio: How to Calculate It — and How to Get It Down

Jul/ 24/ 2026 |

Dispute Response asks every new client for one number before anything else: their current chargeback ratio. Most can quote last month’s revenue to the dollar. Almost none can quote the ratio — the one metric that decides whether they keep

Reference chart of chargeback reason codes for Visa, Mastercard, Amex, and Discover grouped into four dispute families

Chargeback Reason Codes Explained: Visa, Mastercard, Amex & Discover

Jul/ 21/ 2026 |

Dispute Response reviews thousands of chargeback notifications, and the most expensive mistake we see isn’t a weak rebuttal. It’s a merchant answering the wrong accusation — sending a refund policy to fight a fraud claim, or delivery proof to fight

Comparison chart of RDR vs traditional chargebacks showing cost, speed, and chargeback ratio impact for merchants

RDR vs. Traditional Chargebacks: Which One Actually Costs You Less?

Jul/ 10/ 2026 |

At Dispute Response, we open every merchant audit with the same question: what does a single chargeback actually cost you? Most people say “$25” — the processor’s fee. The real number is usually a multiple of the transaction itself. LexisNexis

What Is Rapid Dispute Resolution (RDR) & How It Works

Stop Losing Money to Chargebacks: What Is Rapid Dispute Resolution RDR & How It Works

May/ 21/ 2026 |

What Is Rapid Dispute Resolution RDR & How It Works Payment disputes are one of the most painful parts of running an online business. A customer buys a product or service. Then, instead of contacting the merchant first, they call