Best of 2008 (So Far) - Web Marketing Research, Part 1
WebMarketCentral
SEPTEMBER 15, 2008
Which types of online advertising provide the highest ROI? Who's really clicking on your PPC ads? Why do PPC costs keep rising? Learn these answers and more from this collection of blog posts and articles, some of the best reporting on online research topics so far this year. UM Finds Web 2.0
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