Voice search optimization involves tailoring content to match the natural, spoken language patterns used when people query voice assistants like Siri, Alexa, and Google Assistant. Voice queries tend to be longer, more conversational, and phrased as questions compared to typed searches. Optimization strategies include targeting question-based keywords, writing in a natural conversational tone, earning featured snippets (which are often read aloud by voice assistants), and ensuring local business information is accurate for location-based voice queries.