Most ecommerce dashboards tell you what happened yesterday. Real-time ecommerce analytics tells you what's happening right now, while there's still time to do something about it. That distinction sounds small until you're staring at a Meta ad set that's been bleeding money since 9am and your reporting tool won't show you until tomorrow's sync. This post walks through what "real-time" actually means in practice, which metrics deserve that level of attention, and which ones don't.