Merkle Transitioned To Google PMax, Then Ad Performance Fell by Laurie Sullivan , Staff Writer @lauriesullivan, October 30, 2023 Matthew Mierzejewski, head of search at Merkle, believes artificial intelligence is contributing to inconsistent performance after Google required agencies and brands using its Smart Shopping campaigns ad technology to transition to Performance Max, which uses machine-learning models to optimize bids … Continue reading Merkle Transitioned To Google PMax, Then Ad Performance Fell