This document discusses how Cars.com is adapting its marketing approach to address challenges in a complex digital sales environment. It summarizes research on different sales profiles and advocates adopting a "Challenger" mindset that challenges customer assumptions to catalyze action. The document outlines Cars.com's shift to a Challenger model of marketing using varied content, data/analytics, and coordinated efforts across sales, training, and marketing. It provides examples of how this approach increased engagement metrics and revenue. Key learnings emphasized establishing an integrated process first within marketing and across stakeholders.