
PaymentsAug 8, 2026
Interchange-Plus vs Flat-Rate Processing: Where the Margin Hides
Flat 2.9% + 30c is simple and often expensive. A line-by-line method for reading a merchant statement and calculating your true effective rate.
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Merchant accounts, interchange, processing contracts, chargebacks and payout timing for companies that take money online.

Flat 2.9% + 30c is simple and often expensive. A line-by-line method for reading a merchant statement and calculating your true effective rate.
Read the story →
Disputes are an operations problem before they are a fraud problem. Thresholds, evidence packages and the prevention work that pays for itself.
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