How would "overloading the user" be quantified when buying the ads, though? Sure maybe you could calculate ROI from the ads like you mentioned, or track some other engagement metric, but by then you've already paid for the ads.
Re:How internet ads work
by edmundsauto on Wednesday November 13, 2019 @06:31PM
(#21530984)
It's a recurring purchase, not a one-time thing. So each month/quarter/year, there's a decision whether to continue investing in each channel. (These decisions are often not made well, but that's another issue.)
* vs direct response