How to Avoid Bid Overlap in Google Shopping Product Listing Ads Ad Groups

One of the easiest mistakes to make when managing your Google Shopping Product Listing Ads (PLA) campaign is to allow too much overlap between your All Products ad group and your other ad groups.

Here’s an outline of how AdWords ad group bidding overlap occurs in Google Shopping on PLA campaigns,

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To read the full article: http://searchenginewatch.com/article/2254981/How-to-Avoid-Bid-Overlap-in-Google-Shopping-Product-Listing-Ads-Ad-Groups