http://www.theadvertisingshow.com/attachments/articles/1324/090920_Harpointner.mp3 Thomas Harpointner, CEO of AIS Media, Gives Details On the Value of Monitoring ROI In the Digital Marketing Environment http://www.theadvertisingshow.com/en/art/1324/ 2009-09-18 http://www.theadvertisingshow.com/images/hosts-pic.jpg