FIT100
Correlating Cookies
The 3rd party cookie becomes the key (literally, in DB sense) to join (in DB sense) the info held by separate co.s
Company ABC Database
Customer Cookie Ad Agcy Data1 Data 2 ...
123          210465  666-666  val 1    val 2  
Company DEF Database
Customer Cookie    Ad Agcy Data1 Data 2 ...
123          4491027  666-666  val 1    val 2