The most dangerous threat to profitability isn’t a market crash but the silent erosion of margin from a flawed pricing structure. Most companies unknowingly lose over half of their intended price increases to a "leaky waterfall" of unchecked discounts, rebates, and ad-hoc sales overrides. This article provides a blueprint for building a data-driven, value-based pricing engine to plug these leaks and transform pricing into your most powerful lever for growth.