Visa's new service, Mobile Location Confirmation, uses smartphone location data to boost the accuracy of fraud detection algorithms. The initiative is a win for all involved: Customers will be less likely to endure the hassle, and embarrassment, of incorrectly declined cards, while Visa and its clients will cut mistaken fraud alerts by 30%. This brief explores what customer experience (CX) professionals can learn from Visa's shrewd approach to technology-driven experience improvements.