Search Engine Land | SEO, PPC & AI Search News for Marketers

# Search Engine Land > News, Search Engine Optimization (SEO) & Pay-Per-Click (PPC) ## List of Posts - [March 2026 Google core update more volatile than December — here’s what changed](https://searchengineland.com/march-2026-google-core-update-what-changed-474397.md) - Published: 2026-04-15 - Last Modified: 2026-04-15 - Excerpt: Nearly 80% of top results shifted as Google’s latest update hit aggregators and boosted brands, official sites, and data-rich sources. - [SMX Now: The automation drift and how to correct course](https://searchengineland.com/smx-now-automation-drift-correct-course-474360.md) - Published: 2026-04-15 - Last Modified: 2026-04-15 - Excerpt: Join us May 6 for the second SMX Now, featuring Ameet Khabra on how to spot and stop PPC drift before it hurts performance. - [Google adds campaign-level filtering to bulk ad review appeals](https://searchengineland.com/google-adds-campaign-level-filtering-to-bulk-ad-review-appeals-474382.md) - Published: 2026-04-15 - Last Modified: 2026-04-15 - Excerpt: Google is giving advertisers more control over policy appeals, helping them speed up reviews and avoid resubmitting outdated ads. - [Your homepage matters again for SEO — here’s why](https://searchengineland.com/homepage-matters-seo-474314.md) - Published: 2026-04-15 - Last Modified: 2026-04-15 - Excerpt: As AI reduces clicks to content pages, more users arrive via branded search. Here’s how to guide them from entry to conversion - [Agentic engine optimization: Google AI director outlines new content playbook](https://searchengineland.com/agentic-engine-optimization-google-ai-director-474358.md) - Published: 2026-04-15 - Last Modified: 2026-04-15 - Excerpt: A Google Cloud AI director is urging teams to rethink SEO for the age of AI agents, introducing a framework for how machines consume content. - [The PACT framework for PPC: How to move beyond ‘it depends’](https://searchengineland.com/pact-framework-ppc