Cue ... Action ... Reward! How marketers use purchase data and psychology to "Target" advertisements.

Turns out while Walmart is out there optimizing logistics and cutting costs to the bone, Target has been busy building predictive analytics to figure out when to send you coupons - and hide what they know about you.

This is the new marketing - there are mountains of data and statistical tools out there that allow companies to figure out what you are up to. The new challenge is to how to use that data to drive your purchase decisions without violating your sense of privacy and fairness.