Target, the giant retailer, uses predictive modeling to deliver ads tailored to you and your life to thousands of people every week. Unfortunately they somehow think I'm pregnant based on my recent purchases or searches of their site (I'm not). Every week I receive an email touting sales on baby strollers, clothing or other baby items. I'm tired of it. Dear Target, if you must send me emails, at least send them on things I have a chance of wanting to purchase. The end. To read more about their predictive modeling go here.