In theory, the lesser the number of Portfolios, the better it
is.According to the true Portfolio Theory Approach, you should have
Search and Content in one Portfolio. And depending on how they
contribute to the objective that has been set, the Media Optimizer will
figure out the best way to spend across the two.But search engines
sometimes make algorithmic changes to one of its networks and not the
other. To prevent changes on the content network from affecting spend on
search, and vice versa, s...