This document discusses The Funnel Principle, a sales methodology focused on managing the sales funnel to consistently win new sales and accelerate the customer's buying process. It outlines the 5 principles of Funnel Principle Selling which are based on understanding the customer's buying process. The Funnel Principle provides a system for sales transformation that helps companies more accurately forecast, prioritize prospects, and align selling activities with where customers are in their decision process. Regular Funnel Audits diagnose the funnel and lead to specific action plans to help teams achieve their sales quotas.