city search, trip advisor, on-line site yelp has created a review filter that does an excellent job of sorting ought the fakes from the genuine and says trust from consumers is the key to their success. consumer reviews are very important pieces of information when users are looking to make a spending decision. we ve seen from our very earliest days that some businesses will always try to write good reviews of their selves or game the system. cornell researchers call the false advertising accidenttive opinion spam. they recently even published a study about it, creating a computer algo rhythm to distinguish fake from real and found the fakes tended to use words like i and me more frequently and more super latives than descriptions of a hotel stay, for example. after a while they lose their credibility if they ve got a lot of reviews you can t trust. i think that we re seeing more web sites come along where it s