Google Ads AI needs guardrails, not blind trust ft Mike Ryan

Sep 16, 2026 12:40 AM - 1 hour ago 1

Google Ads’ progressively automated run devices tin uncover caller opportunities, but advertisers shouldn’t correction optimization for strategy.

That was 1 of the cardinal lessons shared by Mike Ryan, caput of e-commerce insights astatine Smarter Ecommerce (SMEC), during a speech connected the PPC Live podcast astir mistakes, AI Max and really advertisers should attack Google’s quickly evolving automation.

Ryan shared really AI Max dramatically expanded a client’s postulation by targeting a overmuch larger competitor. Performance looked good, but the advertiser had intentionally avoided those searches to forestall a bidding warfare — business discourse AI Max couldn’t understand.

Trust AI, but verify what it’s doing

The acquisition reinforced Ryan’s “trust but verify” approach. New Google Ads exertion should beryllium monitored intimately from time one, including checking hunt position alternatively than assuming beardown header capacity intends everything is moving arsenic intended.

AI Max and Search Partners sparked a mendacious alarm

Ryan initially concluded from respective campaigns that AI Max favored Search Partner Network and shared the uncovering connected LinkedIn. More information later showed that wasn’t mostly true, illustrating the threat of turning early observations into wide conclusions.

Viral PPC claims are difficult to return back

A correction seldom gets the scope of the original arguable claim. Ryan discussed the work that comes pinch having an manufacture audience, peculiarly erstwhile advertisers whitethorn usage his observations to make existent run decisions.

AI Max has guardrails — advertisers request to usage them

Advertisers tin power unwanted AI Max behaviour done antagonistic keywords, marque inclusions and exclusions, and Search Partner Network settings. Reporting specified arsenic AI Max lucifer type and lucifer root tin besides uncover precisely wherever description is coming from.

Over-segmenting campaigns tin starve Google’s AI

Highly granular relationship structures tin time off individual campaigns without capable conversion information for automated bidding. Ryan said his investigation points to astatine slightest 30 monthly conversions — ideally 60 aliases much — for Smart Bidding to activity consistently.

Campaign segmentation should beryllium strategic

Ryan based on that advertisers person moved from tactical segmentation toward strategical segmentation. Every further run aliases divided should person a logic to beryllium alternatively than simply recreating the highly granular structures communal successful older Google Ads strategies.

CFO-driven structures tin conflict pinch Google Ads

One relationship Ryan encountered had been divided into highly granular separator buckets dictated by its CFO, each pinch its ain ROAS target. The building sounded blase but fragmented the information truthful heavy that the algorithm struggled to execute those targets.

Custom labels are an overlooked root of business context

Custom labels tin provender accusation Google doesn’t inherently cognize — including margins, sell-through rates and return rates — into run strategy. That tin thief advertisers optimize astir existent business profitability alternatively than simply recorded conversions.

Performance Max transmission controls could origin confusion

Ryan discussed an emerging Performance Max characteristic allowing advertisers to set the value of individual channels. He warned that expanding a channel’s “importance” whitethorn really springiness Google greater tolerance astir a CPA aliases ROAS target — perchance producing a different result than advertisers expect.

Advertisers panicked complete Google’s August 17 change

Ryan’s early investigation recovered advertisers accrued target ROAS astir Google’s August 17 update — including campaigns that weren’t constricted by fund and truthful didn’t needfully request changes. He based on uncertainty astir the update caused advertisers to go unnecessarily conservative.

That panic whitethorn person created an opportunity

If advertisers collectively raise ROAS targets and trim spend, competitors could perchance move successful the other direction. Ryan suggested immoderate advertisers mightiness person benefited from lowering their ROAS targets and capturing marketplace stock while others pulled back.

The August 17 effect needed much time

Ryan pushed backmost against contiguous claims astir the effect of the update. Google advised advertisers to hold 1 to 2 conversion cycles, meaning galore conclusions circulating soon aft the alteration were being drawn earlier capable information existed.

Curiosity is becoming a halfway PPC skill

Ryan’s overarching instruction was to stay skeptical and funny arsenic advertizing becomes much automated. Strong performance, caller controls and early manufacture claims each merit investigation alternatively than being accepted astatine look value.

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About the Author

Anu AdegbolaAnu Adegbola

Anu Adegbola

Anu Adegbola has been Paid Media Editor of MCP since 2024. She covers paid search, paid social, unit media, video and more.

In 2008, Anu started her profession delivering integer trading campaigns (mostly but not exclusively Paid Search) by building strategies, maximising ROI, automating repetitive processes and bringing ratio from each portion of trading departments done inspiring activity some connected agency, customer and trading tech side. Outside editing MCP article she is the laminitis of PPC networking arena - PPC Live and big of weekly podcast PPC Live The Podcast.
She is besides an world speaker pinch immoderate of the stages she has presented connected being SMX (US, UK, Munich, Berlin), Friends of Search (Amsterdam, NL), brightonSEO, The Marketing Meetup, HeroConf (PPC Hero), SearchLove, BiddableWorld, SESLondon, PPC Chat Live, AdWorld Experience (Bologna, IT) and more.
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