Why sub-50ms API responses matter for checkout ROI, AOV, and personalization measurement

https://signalscv.com/2025/12/top-7-best-coupon-management-software-rankings-for-2026/

Which questions about API latency, checkout conversion, and measurement will I answer—and why they matter? When you run an e-commerce checkout that shows targeted discounts or personalized prices, a single API call can sit squarely in the