Why does Costco only take Visa?

Why does Costco only take Visa?

Costco came up with an even more strategic way of saving money—a lot of money—by striking a deal with Visa. The warehouse club agreed to accept only Visa cards, and in exchange, the credit company lowered Costco’s merchant fee to a negligible less than 0.4 percent. Sep 12, 2019

See also  What can be claimed on travel insurance?