GroupM Pulls Spend From Middlemen With Hidden Fees

AdExchanger |

If an agency spends $100 programmatically for its client, how much money actually ends up with the publisher? Agencies and marketers want to know – especially GroupM. As awareness of hidden fees continues to rise, GroupM is doing more than just tracking where media spend ends up. It’s pulling and rerouting spend to take advantageContinue reading »

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