How a $420M Retailer Recovered 6 Percentage Points of Margin Lost to Coupon Sprawl

https://stephenktwr147.lucialpiazzale.com/how-retailers-escape-rigid-coupon-tools-and-win-with-mach-architecture

Mid-market to enterprise retailers know the story: a promising promotional campaign drives conversion, marketing reports success, finance sees a surprise drop in gross margin, and engineering inherits a pile of exceptions