Codes and Conventions of Radio Trailers

• The background music (sound bed) is relevant to the topic
• Clips from the actual documentary may be used
• Around 30-40 seconds long
• Informal language
• The target audience is addressed
• Use of accents and languages
• Sound effects
• Voiceover is clear and well spoken
• Voiceover asks questions to involve the audience
• Voiceover can be intercut throughout
• Scheduling at the end of the advert using voiceover (time,day,channel)