Presolve Blog

Insights on chargeback prevention, payment risk management, and protecting your revenue.

The AI Chargeback Fraud Wave: How Fraudsters Use ChatGPT to Scale Friendly Fraud
2026-03-06·14 min read

The AI Chargeback Fraud Wave: How Fraudsters Use ChatGPT to Scale Friendly Fraud

Fraudsters are using ChatGPT to generate hundreds of convincing chargeback claims per day. They're creating fake damage photos with AI image generators. They're coordinating attacks with automated systems. AI-enabled fraud jumped 456% in one year — here's how to detect it and stop it.

Presolve Team
The BNPL Chargeback Trap: Why Buy Now, Pay Later Has a 13% Dispute Rate
2026-02-13·16 min read

The BNPL Chargeback Trap: Why Buy Now, Pay Later Has a 13% Dispute Rate

You add Klarna to your checkout page. Conversion jumps 30%. Then the chargebacks start arriving. BNPL has a 13% dispute rate — 20x higher than standard eCommerce. Here's why it happens and six prevention strategies that cut disputes 60-75%.

Presolve Team
The Subscription Chargeback Problem: Why 70% of Your Disputes Come From Recurring Billing
2026-02-05·12 min read

The Subscription Chargeback Problem: Why 70% of Your Disputes Come From Recurring Billing

A customer signs up for your 7-day free trial. They test your product and love it. Then 30 days later they file a chargeback. This isn't an isolated incident — subscription businesses face chargeback rates of 1-2%, nearly double traditional eCommerce.

Presolve Team
Shopify Chargeback Protection: Why Shopify Protect Only Solves 20% of Your Problem
2026-02-03·18 min read

Shopify Chargeback Protection: Why Shopify Protect Only Solves 20% of Your Problem

Shopify merchants lost $33.79 billion to chargebacks in 2025. Shopify Protect covers fraud chargebacks automatically, but friendly fraud represents 60-70% of all disputes — and Shopify Protect doesn't cover it.

Presolve Team
How to Win Chargebacks: Evidence Requirements & Templates 2026 Guide
2026-01-27·18 min read

How to Win Chargebacks: Evidence Requirements & Templates 2026 Guide

You just received a chargeback notification. You have 7-45 days to respond. What evidence do you need? How do you format it? This guide gives you exact templates, checklists, and step-by-step process to maximize your win rate.

Presolve Team
Complete Guide to Chargeback Reason Codes: Stripe, Visa & Mastercard 2026
2026-01-16·15 min read

Complete Guide to Chargeback Reason Codes: Stripe, Visa & Mastercard 2026

Every year, merchants face 238 million chargebacks globally. That number hits 337 million by 2026. Understanding reason codes isn't academic—it's financially critical.

Presolve Team
Stripe Chargeback Fees & Limits: Complete 2026 Pricing Breakdown
2026-01-08·12 min read

Stripe Chargeback Fees & Limits: Complete 2026 Pricing Breakdown

Stripe introduced significant changes to their chargeback fee structure in June 2025, and if you're processing payments through Stripe, these changes directly impact your bottom line.

Presolve Team
The $400+ Problem Hiding Behind Every $100 Chargeback
2025-12-15·5 min read

The $400+ Problem Hiding Behind Every $100 Chargeback

A customer disputes a $100 charge. Most business owners see it as exactly that—a $100 problem. But that single chargeback actually costs over $400 and sometimes puts the entire business at risk.

Presolve Team
Visa introduced Visa Acquirer Monitoring Program ("VAMP")
2025-10-15·8 min read

Visa introduced Visa Acquirer Monitoring Program ("VAMP")

Learn about Visa's Acquirer Monitoring Program (VAMP) - threshold requirements, regional differences, enforcement timelines, and how it affects merchants and payment processors worldwide.

Presolve Team
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