Search Engine Marketing

10 Hard Truths About PPC: Insights From Last Year’s Best Debates For 2026 via @sejournal, @siliconvallaeys

PPC experts share hard-earned lessons on automation limits, Performance Max misuse, post-click differentiation, and why judgment now matters more than levers. The post 10 Hard Truths About PPC: Insights From Last Year’s Best Debates For 2026 appeared first on Search Engine Journal.

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Not all MMM tools are equal: Meridian, Robyn, Orbit, and Prophet explained

Marketing mix modeling (MMM) has shifted from an enterprise luxury to an essential measurement tool.  Tech giants like Google, Meta, and Uber have released powerful open-source MMM frameworks that anyone can use for free.  The challenge is understanding which tool actually solves your problem and which require a PhD in statistics to implement. Open-source MMM

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Google launches Universal Commerce Protocol for agent-led shopping

Google today unveiled the Universal Commerce Protocol (UCP), an open standard that lets AI agents work across the entire shopping journey, from discovery to purchase to post-sale support. Additionally, Google is introducing new AI tools for retailers, including branded shopping agents and ad formats optimized for AI-driven discovery. About UCP. UCP establishes a shared language

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