Why Your Ads Aren't Working Today

Why It Matters

Recognizing that daily fluctuations are normal prevents premature ad shutdowns, preserving spend efficiency and long‑term campaign profitability.

Key Takeaways

• Randomness causes daily performance swings, especially low-volume campaigns
• Recent changes can create auction overlap and reset customer journeys
• Increased competition or seasonality spikes CPM, raising conversion costs
• Website issues or broken links can silently reduce conversion rates
• Event reporting delays distort same‑day metrics; use multi‑day averages

Summary

In this PubCast episode, John Loomer explains why advertisers often see sudden drops in Meta ad performance and why the “today” filter can be misleading.

He identifies five common culprits: statistical randomness, recent campaign changes that cause auction overlap, external competitive pressure that inflates CPM, website performance glitches, and reporting or event‑tracking delays. Each factor can independently or together turn a stable cost‑per‑conversion into a spike.

Loomer stresses that “people aren’t robots” and shares a personal example where an under‑performing ad set recovered after a week of below‑average results, illustrating the law of averages. He also warns against reacting to single‑day data, urging advertisers to monitor for genuine issues only.

The takeaway for marketers is to adopt a patient, data‑driven approach—evaluate performance over seven‑day windows, keep ads running unless a systemic problem is identified, and focus on long‑term averages rather than daily noise. This mindset protects budgets and stabilizes ROI.

Original Description

Ads that were working fine suddenly tank, and advertisers assume Meta changed who they're showing ads to or messed up delivery. But there's usually a simpler explanation. Jon breaks down the five real causes of sudden performance drops, including randomness, competitive variables, website issues, and event delays, and why obsessing over daily results drives you crazy when seven-day averages are what actually matter.