Visa might not want that, but the merchant provider I linked to offers it as "Interchange+ Pricing" > Our cost-plus pricing helps you save. Thet's Helcim's mo

Visa might not want that, but the merchant provider I linked to offers it as "Interchange+ Pricing" > Our cost-plus pricing helps you save. Thet's Helcim's model. They charge whatever their own cost is, plus a margin. And you can bet that any merchant as large as Kroger won't accept a flat rate or fee for their transactions. They want to pay as little as possible.