So you have a Pmax campaign all set up and generating conversions. All is right in the world, you just need to figure out how you can optimize a Pmax campaign overtime to improve performance. Are you supposed to just rely on automated smart bidding to figure it out? Is there something you can do to improve performance?

It’s true the automated smart bid strategy for Pmax does most of the heavy lifting when it comes to optimizing your campaign overtime to increase ROAS or conversion volume. There are some things you can do though to drive performance.

1. Make sure your bid strategy is set to drive the KPI you care most about. Do you care most about ROAS or max conversion value? You can’t optimize for both so make sure you pick one and then use the bid strategy that aligns with your goals; Target ROAS or Max Conv. Value Bid Strategies.
   
   
2. Drill down into your location targeting to identify zip codes, counties, cities or states that are just driving up cost with little to no conversions and exclude them.
   
   
3. Drill down into ad schedule to identify days of the week or times of the day that are just driving up cost with little to no conversions and exclude them.
   
   
4. Make sure your have maxed out the # of assets you can put in the asset group. More the merrier.
   
   
5. Make sure you’re adding your own custom audiences as signals.
   
   
6. Adding relevant keywords as the search theme
   
   
7. Run a Pmax Google Ad Experiment with a different mix of assets.
   
   
8. Test different Google Merchant Center product titles and images.