Every merchant and partner experience at Propelr runs through the systems and teams Sarah Bannan oversees. As our VP of Operations, Sarah leads both our operations and support functions, making sure every touchpoint is seamless, efficient, and reliable. Drawing on experience with established payments leaders like Fiserv / First Data / CardConnect and high-growth fintechs, Sarah’s focus on operational excellence keeps our team agile as we grow.

This post dissects everything that happens during a card transaction, step by step, starting with the moment a customer pays and ending when funds are deposited into the merchant's account. Along the way, it covers authorization, batching, settlement, and where interchange fees come into play.
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Ever wonder what actually happens when a customer swipes their card? Five key players work together behind the scenes: the issuing bank, the card brands, the processor, the payment gateway, and the sponsor bank. This breakdown covers who's who and what each one is responsible for.
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Visa is replacing Level 2 and Level 3 programs with CEDP, a new data-driven model that changes how commercial transactions qualify for the best pricing.
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New to payments or need a refresher? Start here to explore common industry terminology.

Navigating PCI compliance might initially seem like a daunting task, but it doesn’t need to be!