Posts filed under unattended payments.
Treat authorization, physical activation, and fulfillment confirmation as three separate events
Kevin Medina
3 min read
Start with the machine, not the card reader. Before you buy anything, identify each washer and dryer's model, its controller, and the payment interface it supports.
Kevin Medina
3 min read
MDB vs Pulse: which interface does your machine need?
Kevin Medina
3 min read
A practical guide to MDB Levels 1, 2, and 3, the protocol that governs how your vending machine handles payment. Learn how each level shapes transaction speed, user flow, and the contactless tap-to-pay experience, and which one to target.
Kevin Medina
3 min read