If a friend on facebook, twitter, or some other social media just added a glowing recommendation for a movie or a product, you may want to ask yourself whether it is genuine or the product of a contest where your friend is trying to get a prize.  Business firms are quickly recognizing the value of [...]

Sometimes the placement of ads on a web page can produce unintended and strange results. Note the headline begins “Moonshine kills” and the ad which has a mini-headline “PROOF ATKINS WORKS” just below the main headline.