Ad copy testing is one of the staples of good SEM agencies. "Test and test often" is a bit of wisdom you'll hear over and over in the field. But do you know exactly what you're testing? Can you really ...

Reach in advertising refers to the total number of people exposed to a particular piece of content. It determines the potential size of an audience that may have seen or heard a specific message or ...

Emory University professor Paul Rubin makes the case for what he sees as recent obfuscation, misleading statements by various parties as it relates to the use of data in online advertising and ...