ow would you like to see inside the minds of your potential customers before you decide whether or not to advertise to them?
Sounds like science fiction? Perhaps not...

"Behind search advertising's great success is self-targeting — users revealing their interests by the keywords they enter," says David Hallerman, eMarketer Senior Analyst and author of the new report, Online Ad Targeting: Engaging the Audience. "As with search, self-targeting rather than media manipulation is the key to engagement marketing or behavioral advertising."

eMarketer estimates that marketers will spend $1.2 billion on behavior targeted online advertising in 2006. And in only two years, spending on behavioral targeting will pass the $2 billion mark.

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