Two brands can sell the same product, but how they speak makes them completely different. Brand voice is the style you use everywhere — social posts, emails, website, ads. A consistent voice turns your brand into a personality.
Imagine your brand as a person: serious or witty? Warm or formal? Bold or calm? Pick 3-4 adjectives (e.g. 'warm, honest, simple'), then define how you write to match — which words you use and which you avoid.
Turn it into a short guide: sample sentences, words to use and avoid. When everyone creating content follows it, your brand speaks with one voice everywhere.
Bottom line: how you say it matters as much as what you sell. Define a clear voice and use it consistently.