Tracking 100’s of Thousands of keywords?
Take a look at these sites for help tracking your PPC investments with your store. We currently set-up associates (in shop site) but we are growing way past this…
Google AdWords Conversion Tracking
KeywordMax.com
Fireclick Netflame
GoToast.com
HyperTracker.com
Comversionruler.com (this is the one I use)
I will add some more as I look them over.