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Payment Processing

  • Braintree Venmo: How the Integration Actually Works

    Braintree lets US merchants accept Venmo at checkout, but the integration has its own SDK version matrix, runtime restrictions, and a 180-day refund window. Here’s what building and maintaining Braintree Venmo support actually involves.

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  • Credit Floor: What It Is and How Floor Limits Work

    A credit floor is the transaction amount above which a card issuer must authorize a purchase before it clears. Here’s how floor limits work, why card-not-present transactions always run a zero floor, and where the concept breaks down for businesses running multiple processors.

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  • Credit Card Processing Down? Incident Response Runbook

    Credit card processing down and checkout failing right now? Here’s the triage sequence to run in the first five minutes, manual failover options, and how to stop the next processor outage from taking down revenue again.

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