and online commerce service Shopify late Thursday announced they have expanded their 5-year-old collaboration, Shop Pay Installments, to Australia. The service, which lets consumers use theShop Paybutton to check out on e-commerce sites and then pay over time withAffirm, is active in the U. , and Canada, attracting what the parties say amounts to “millions” of shoppers since Shop Pay’s 2021 launch. The news also represents Affirm’s return to the Australian market, which it quit in February 2023 in a cost-cutting move that let the buy now, pay later specialist concentrate on its stronger U. “Australians helped shape buy now, pay later as we know it,” says Nitin Kashid, Affirm’s country manager for Australia, in a statement.