Mert
Author

Mert

Head of Performance, Digital Peax

Mert is Head of Performance at Digital Peax. He runs paid media across every major platform, from Google and Meta to TikTok. He came up through fintech before moving into performance marketing, and he still treats a media budget the way a bank treats a loan book: tracked line by line, never averaged away. Every campaign has to justify its own spend.

Focus areas
  • Paid media across Google, Meta & TikTok
  • Budget planning & ROAS management
  • Performance marketing strategy
  • Attribution & performance reporting
Meet the rest of the team →
ARTICLES BY MERT
Performance

AI Max lands on September 1, and the two migration paths are not the same

Google confirmed the auto-upgrade runs September 1 to 30, and creating new broad match or auto-created asset setups has been blocked since August 3. The two cohorts land on different defaults, and only one of them gets a system rewriting ad copy every 48 hours. Where to spend your audit time.

Aug 25, 2026 · 8 min
Performance

Google is enforcing your CPA targets now, and your best campaigns are the exposed ones

Since August 17, budget-limited campaigns on Target CPA or Target ROAS deliver toward the target instead of beating it. Google will not adjust anything for you. How to build the at-risk list, and how to choose between locking in efficiency and buying volume.

Aug 24, 2026 · 8 min
Performance

Search campaigns move to AI Max on Sept 1

Any Search campaign running automatically created assets or campaign-level broad match gets upgraded to AI Max on September 1, whether you asked or not. Which campaigns are in scope, what changes per trigger, and the audit to run before the date.

Aug 11, 2026 · 7 min
Performance

Running Performance Max and Advantage+ without losing control

AI now handles targeting, bidding, and placements across Google and Meta. That does not make the marketer redundant; it moves the job to feeding the machine better inputs and fencing in where it can spend. How we keep agentic campaigns honest.

Jun 29, 2026 · 8 min
Analytics

Why your ROAS is lying to you, and how to fix attribution

Last-click quietly misallocates your budget. A practical walk through multi-touch attribution and incrementality, with the holdout tests we use to find what spend is actually driving growth.

May 21, 2026 · 7 min
Performance

ChatGPT Ads: an early field report

What we learned spending real budget on one of the newest ad surfaces: how you buy it, what OpenAI will and will not show you, and whether it pays yet.

May 14, 2026 · 6 min
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