What is a corporate publication?

For the purpose of this competition, a corporate publication is defined as follows:
A corporate publication is a publication (printed or electronic) aimed at communicating with internal or external publics of an organisation or institution. They are usually not for sale to the general public and include publications such as staff newsletters, magazines aimed at shareholders, Internet and Intranet publications, DVD newsletters and the like. Please refer to the categories to see where your publication fits in. One-off publications and annual reports can also be entered. The competition is also open for corporate websites, as these form an integral part of a company's communication mix.