There were positive reviews for Kingsman: The Secret Service.
 Although some journalists may assert their professional independence and integrity, and insist on producing an unbiased review, in other cases, writers may succumb to the pressure and pen a biased "puff piece" which praises the product or event while omitting any discussion of any shortcomings
 Primarily used in the car, movie, and game industry this system creates a kind of undercover advertising

