7 Facebook Ad Mistakes

For 7–8 Figure Shopify Brands Who Are Scaling Fast

  • See real profit impact, not just in-platform ROAS.
  • Spend without anxiety by knowing which ads to scale.
  • Lower nCAC over time by expanding reach instead of saturating the same audience.
  • Use the right account structure for your unique business and products.
  • These mistakes are compiled from my experience across dozens of product categories since 2019.

Trusted by Emerging Ecommerce Brands

"Zack helped us understand our unit economics and product attribution. We focus on selling different products now."

David Segal
Firebelly Tea Co-founder
David Segal

"Zack optimized our media mix and unlocked sustainable growth, and most importantly, profit."

Rob Fraser
Outway Socks Founder & CEO
Rob Fraser

"Zack helped us grow to the point where we could bring our paid media strategy in house."

Leo Voloshin
Printfresh Co-founder
Leo Voloshin

"Zack helped us understand our MTA, MMM and incrementality tests to optimize our paid media channels to drive growth and profit."

Scott Anderson
Miracle Brand General Manager
Scott Anderson

About Zack Miller

@growthzacks

Since 2019, I’ve worked inside three DTC e-commerce agencies, giving me visibility into more product categories in one month than most marketers see in a career. I bring that perspective to help e-commerce leaders cut through noise, identify blind spots, and align marketing with profitability.

7 Facebook Ad Mistakes

That Are Killing Your Ad Performance