additionally , Airbnb and Yelp are among the apps that compile secret consumer ratings based on consumer preferences and spending . Using third - party companies that aggregate consumer files many US corporations take these secret scores to measure customers ' value , charge different prices for the same product , offering some better results while denying some consumers the right to purchase products , according to a report from the Consumer Education Foundation . However , due to a newly passed California law and existing EU regulations , individuals may request a copy of their own consumer file from the third - party consumer compilers .
Twitter, Airbnb and Yelp are among the apps that compile secret consumer ratings based on user preferences and spending. Using third-party companies that aggregate consumer files many US corporations take these secret scores to rank customers' value, charge different prices for the same product, offering some better service while denying some consumers the right to purchase products, according to a report from the Consumer Education Foundation. However, due to a newly passed California law and existing EU legislation, individuals can request a copy of their own consumer file from the third-party information compilers.