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Performance Max with nothing stopping it buying your brand

Performance Max with no brand exclusion list. Left alone it wins your own name cheaply and books those sales as its own, while brand Search falls.

By the Optizads team

On this page
  1. Why it matters
  2. How Oppy decides
  3. Check it yourself in Google Ads
  4. What to do about it
  5. Terms on this page
  6. Other checks in this area

The short answer

Left alone, Performance Max wins searches for your own name cheaply and books those sales as its own. It looks excellent on demand that already existed, while brand Search quietly falls. Oppy lists the Performance Max campaigns with no brand exclusion list.

Why it matters

Brand searchers were going to buy. When Performance Max takes them, its return looks strong, budgets move toward it, and the account believes it found new customers it did not find.

Brand exclusions are the control built for this, and since 2025 campaign negatives work on Performance Max too. Brand exclusions are not the brand guidelines setting, which governs whether Google may use your logo and business name in ads: similar name, unrelated job.

How Oppy decides

The check runs on accounts with Performance Max campaigns whose settings could be read.

Checks that weigh money or clicks judge what they find on your own account's numbers, not on one figure applied to every account, so what counts as a problem on a small account is not the same on a large one. Checks on settings read how the account is set up.

When there is too little to go on, the check says so instead of guessing. A finding always comes with the rows behind it, so you can read the evidence before you decide.

How the check runs
This check
Step of the auditStructure
What it readsCampaigns, their settings and their results
Needs trustworthy conversionsNo. It does not wait for the tracking step.
What happens nextReported in the audit with the rows behind it. The decision stays with you.

Check it yourself in Google Ads

  1. In Google Ads, open a Performance Max campaign, then Settings.
  2. Look for Brand exclusions.
  3. Check whether a brand list with your own brand is applied.
  4. Read the campaign's search terms for your brand name.

What to do about it

Create a brand list with your brand in Brand lists, under Tools, then Shared library, and add it as a brand exclusion on each Performance Max campaign that should not buy brand searches.

Keep a separate brand Search campaign, so those searches are still covered and measured on their own.

Terms on this page

Other checks in this area

Questions, answered.

Anything else? Ask Oppy in the product, or write to the team.

Should I exclude my brand from Performance Max?

Often yes, if you run a brand Search campaign. Otherwise Performance Max may take credit for brand sales that would have happened anyway, and its results look better than they are.

Is brand exclusion the same as brand guidelines?

No. Brand guidelines control whether Google can use your logo and business name in ads. Brand exclusions control which searches the campaign may show on.

Put Oppy to work on your account.

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