How scaling only cart and checkout on Black Friday cut my infrastructure bill and rewired mobile-first execution for composable platforms

https://instaquoteapp.com/practical-b2b-commerce-platforms-manufacturers-can-afford-when-revenue-is-under-500k/

I learned the hard way. Three failed projects, an inflated cloud bill, and a handful of frantic postmortems taught me that you do not need to scale every piece of your e-commerce stack equally for holiday peaks