Media coverage can greatly help both your company and yourself as an individual. If a renowned newspaper publishes your specialist article or a renowned author writes about you, it has much greater predictive value than advertising.
You can start being perceived as a true expert in your field, gain new contacts, enter new markets. Likewise, however, you might also achieve the exact opposite.
There are certain unwritten rules of communicating with the media. If you don't follow them, you risk damaging your reputation and consequent further losses. What should you beware of the most?