With Automatic campaigns, Amazon can choose with what keywords your ad will appear. Amazon chooses keywords that match with your product’s category, related products, and keywords in your product’s title and description.
The targeting groups are:
If you want to limit the number of irrelevant keywords you can change the bid on each targeting group.
Automatic campaigns are essential for beginners as they keep them away from making mistakes while using Amazon PPC.
In your manual campaign, you can use other custom expressions for your targeting methods. For example, the “Expensive” one, with which you can target your expensive products “asinPriceGreaterThan” >$30: shows you competitors’ products with a selling price higher than $30.
These targeting methods are a fast way to target more ASINS, but you risk that they’re not relevant enough. You can find the most efficient ASINS in the Search Term Report, in the column “Customer Search Term”.
The Auto Targeting expressions are: