Amazon's increase in ad searches Dents Google's dominance

Advertisers are beginning to move expenses on search ads from Alphabet Inc.'s Google toward Amazon.com Inc., a sign of how the online store uses to become the top destination for consumer product search.

WPP PLC, the world's largest advertising purchase, spent about $ 300 million on behalf of its customers on Amazon search ads last year, and about 75% of the money came from Google's search budgets, according to people familiar with the case. It spent between $ 100 million and $ 150 million on Amazon searches in 2017, …