> and one of the "coincidences" that happen after these calls is that 5 star reviews start disappearing. And do you think it is a coincidence that those positiv

> and one of the "coincidences" that happen after these calls is that 5 star reviews start disappearing. And do you think it is a coincidence that those positive reviews get restored after a business pays for advertising services? This is hearsay that is quoted in the article you link to, but I would like to see proof of positive reviews being restored after purchasing advertising. This would not be difficult to document if it is happening. Lawsuits in which Yelp has prevailed are not compelling evidence for the claims of malfeasance.