Some very useful variables for tracking "thingies" in Google Analytics, AdWords, and 3rd party affiliate software. The best place to start is to figure out exactly how you want to measure your various programs. Just One Example: let's say you charge $10 in shipping but have already accounted for things in another area and you have already padded the shipping a bit for admin costs. Let's say you also account for your coupons and such on the whole for the month and add in thRead More....