Why it matters: If the drops in delivery, spend and conversions come from the platform and not from account setup, pausing or rebuilding campaigns could waste budget, so diagnosing the cause first affects near-term spend decisions.
Meta Ads · last 3 daysWhy it matters: Zero conversions, suppressed impressions and difficult account recovery in Shopping and PMax put revenue at risk for accounts that depend on them, and attribution model choices change what those results look like.
Google Ads · last 3 daysWhy it matters: Separating incrementality from attribution and combining MMM, MTA, lift tests, geo tests and holdouts gives teams a causal basis for budget decisions that platform-reported numbers alone cannot provide.
Incrementality · yesterdayWhy it matters: Telling true creative fatigue apart from tracking problems keeps teams from replacing ads that are working or missing a measurement fault, and it sets how many variations and how much calendar planning they need.
Creative Fatigue · yesterdayWhy it matters: MMM gives teams a practical way to allocate budget across channels and estimate iROAS without relying on platform-reported attribution, which matters when platform numbers are unstable.
Marketing Mix Modeling · yesterdayAdvertisers are reporting Meta delivery and spend drops since mid-September, alongside Google Ads and Shopping reports of conversions falling to 0 and suppressed impressions. Meanwhile the measurement and creative-fatigue guides are pushing teams to check their own setup before blaming the platform.
Many advertisers posting about Meta and Google Ads say the platform is the cause, pointing to sudden drops in spend, delivery, impressions and conversions that began at the same time for several accounts.
The creative fatigue and measurement guidance says to separate true fatigue from tracking problems and to test incrementality before assuming attribution or the platform is at fault.
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Only a few sources in this niche clear the publication-authority bar right now, so this slate is short. The rest were low-authority (SEO/aggregator/free-host) and weren't cited. Widen the window (try 'this month') or loosen source_quality to surface more.