The document discusses the concept of closed loop marketing (CLM) for pay-per-click (PPC) advertising, emphasizing the importance of measuring and optimizing lead quality beyond just cost per lead. It introduces CPX bidding, which focuses on the status/quality of leads, and highlights the challenges businesses face in tracking lead quality. The session underscores the reliance on client feedback as an inadequate solution for tracking, and suggests methods for setting up CLM to improve lead quality evaluation.
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