Known as drive time, these radio time slots provides the best audience for many advertisers. Pizza hut, for instance, reached out to its target audience of women making dinner choices by using radio during 4 to 5 pm time slot.
Radio offers advertisers flexibility. Of all media, radio has the shortest closing period. Copy can be submitted up to airtime. This flexibility allows advertisers to adjust to local market conditions, current news events, and even weather. For example, a local hardware store can quickly implement a snow shovel promotion the morning after a snowstorm. Radio's flexibility is also evident in its willingness to participate in promotional tie-ins such as store openings races, and so on.
Radio may be the least expensive of all media. And because airtime costs are low, extensive repetition is possible. In addition, the costs of producing a radio commercial can be low, particularly if local station announcers read the message. Radio's low cost and high reach of selected target groups make it an excellent supporting medium. In fact, the most appropriate role for most radio advertising in a supportive one.