A means for the thinking people of the country to discuss such matters as politics and social issues. Most popular talk radio is of a conservative nature, which is due to the strangle hold that The Left
has on main stream news organizations.
You will know people who regularly listen to talk radio. They are usually employed, have a sense of right and wrong and follow a code of ethics.
Paul the burger flipper listened to talk radio while paying his own way through college. Now he owns his own company is doing just fine.