1) A brand mantra is a short 3-5 word phrase that captures the essence of a brand's positioning. It ensures employees and partners understand what the brand represents to consumers.
2) Good brand mantras communicate what the brand is and is not through their collective meaning. They indicate how the brand is unique compared to competitors.
3) A good brand mantra describes the product/service benefits, further clarifies its nature with a descriptive modifier, and specifies how it provides benefits and in what ways with an emotional modifier.