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Fintech blog: Innovation and Digital Payments for E-Commerce

Discover the PayOk Fintech Blog, your go-to source for knowledge in digital payments, financial technology, and industry news. Access practical guides, resources for merchants, payment tool comparisons, expert interviews, and success stories. 

How to avoid chargebacks in your e-Commerce?

How to avoid chargebacks in your e-Commerce?

Every month, numerous merchants in Spain exceed the maximum threshold of 0.9% in their monthly chargeback ratio, the operational limit established by the card schemes. This financial risk is global and growing: Visa alone recorded 11 billion dollars in disputes in the US during the last fiscal year, an upward trend that directly impacts the European market.
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Acquiring and agentic E-commerce in 2026

Acquiring and agentic E-commerce in 2026

Your business loses money every day due to declines you could avoid. I am not talking about cents: I am talking about between 5% and 15% of turnover that evaporates due to poorly configured payment infrastructure, static routing, and a payment gateway that does not speak the language of local issuing banks.
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Virtual POS: technical guide and conversion at PayOk

Virtual POS: technical guide and conversion at PayOk

Friction at the checkout destroys margins. If your gateway rejects legitimate operations, settles at T+7 (depending on risk), or your integration does not comply with PSD2 and PCI-DSS v4.0, you are paying an invisible tax on every euro you invoice. As the CEO of an entity regulated by the Bank of Spain, I process transactions daily. What I write here is what works and what destroys margins in production.
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