What’s a best practice to follow when designing an experiment to test Performance Max campaigns?

1. Create a new CPA or ROAS goal for Performance Max campaigns to achieve.
2. Keep Performance Max budget limited to 10% of other campaigns’ budgets.
3. Optimize Performance Max to a comparable CPA or ROAS target to other campaigns.
4. Run the Performance Max experiment for one to two weeks before evaluating results.

Correct Answer :

• Optimize Performance Max to a comparable CPA or ROAS target to other campaigns.