One of the ultimate excuses for not measuring impact of Marketing campaigns is: “Oh, that’s just a branding campaign.” Admit it, you’ve heard it. I suspect you’ve even used it liberally!! : ) Before we go any further I must clarify that I love branding campaigns just as much as the next guy. I love campaigns that Visa runs. I love watching the IBM ads (with the Linux kid perhaps the best of the lot). I loved the I’m a PC ads from Microsoft (and I am a proud PC!). I loved the Wario Land: Shake It ad from Nintendo…