Considering that things like "elite status", which is based on contribution, is coveted by some users, it's entirely possible that the content in question was p

Considering that things like "elite status", which is based on contribution, is coveted by some users, it's entirely possible that the content in question was posted by an actual user who cut and pasted it from another site. It would be pretty hard to verify that someone's review is truly their own. If you notice something out of the ordinary, there are tools available to flag content. Disclosure: I work for Yelp.