For example, on Wayfair’s website (one of four sites that will display the badges starting today, along with O.co, BabyAge.com, and Beach Audio), notice the Google Trusted Store badge next to the check mark.
The BabyAge case study details how they were able to implement the service in just six days as they already had a feed created for Google Product Search. BabyAge said "Shoppers spent 21% less time searching, yet there were 58% more product searches.
Examples listed of small-to-medium size online retailers (around a hundred employees) with PPC busts include BabyAge, Ice.com, and eBags. BabyAge mentioned an 80+% increase over last year for their own 'favorite keywords.