"Thousands of students at the University of Manitoba have received copyright infringement letters, some of which the school says amount to "extortion." http://www.cbc.ca/news/canada/manitoba/copyright-letters-university-of-manitoba-1.3757554 So basically those warning letters. were not mailed by RIAA or MPAA. Anti-piracy companies are just using extortion tactics as stated in the article. Anti-piracy companies are is like a scam.