In conclusion, there are three key factors in the origin of objectivity. The transition from a political model of journalism to a commercial model requires the production of content that can be marketed across the political and ideological spectrum. The telegraph imposes pressures on journalists to prioritize the most important facts at the beginning of the story and adopt a simplified, homogenized and generic style that could appeal to geographically diverse audiences. In the early 20th century, journalism started to define itself as a professional occupation that required special training, unique skills and self-regulation according to ethical principles (Professionalization normalized the regime of objectivity as the foundation of good journalism, providing benefits to journalists and editors/publishers.