Advertising via radio media tours is a really wonderful way for people to reach their audience. Once the known demographic has been identified, it is often easy to find those same audiences via researching sectors of the market that listen to radio! Then, through a spokesperson who is likely to appeal to the listeners of said radio station, you simply grant interviews with stations all over the nation. It takes but a few hours for the spokesperson to sit and grant interviewers to radio personalities because while certainly some of them may be given live, they can also be recorded for future use!
Entertainment marketing is one of the very best ways to lend automatic credibility and credence to your company's name and message. It works extraordinarily well in the form of interviews instead of advertisement too, because people don't have their filters on when they are listening to interviews on a radio program in the same way that they do during the ads on the radio, when they might as well not be listening at all!