The Challenge With Mediam Buying Right Now

i have opinions, but i don't want to be the decider of how you do your job. The biggest challenge with mediam buying right now is we don't really know what's working. We're using this other thing called wicked reports which is like a first party pixle and it's been helping shed some light on how medi buying's going. But it's not a perfect representation of how it's going. So it's really a challenge to find success other than m rn.