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Lesson 3 — Voice and Sound: The Half Everyone Skips
Mute any winning ad and watch it die. Audio is not garnish; it is half the video, and it is the half you can fix today.
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Prefer to listen? Take this lesson on the commute.
- Audio is roughly half the video: voiceover, sound design and captions do most of the persuasive work.
- Raw, phone-quality voice often outperforms polished studio audio because it reads as platform-native rather than as an ad.
- Avatar and TTS pacing is driven by punctuation: short sentences and commas create natural rhythm, so lifeless delivery is a script problem.
- Layer sound as voice first, one or two diegetic effects, then music low and late.
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