There are a number of digital ad formats and types
-PPC ads, Display Ads, Content Ads - know the difference
-Formats include Banner Ads, Skyscraper Ads, PopUp Ads, Interstitial Ads, etc.
-Digital Ads are typically measured in IMU's - internet marketing units
There are many metrics available for marketing analytics and many different rates / calculations we can use to assess the effectiveness of our marketing efforts
-CPA, CR, ROA, CPC, CPCO, PPC, etc.
-We have to be careful as some of those terms mean different things to different agencies, companies, people!