This is a 2 minute 20 second video (yes a tad long) it is very comprehensive - but if you have never considered advertising on radio before then this will give you good reason to consider investing in radio advertising.
Enjoy.
Video created on Video Scribe
Written and Produced by Earl Pilkington
Directed by Michael Locke
Music from EMI - by Greg Hatwell and Marc Lane "NEW YORK LOVE SONG"