Ключевые слова: advantage, app, application, attribute, background, benefit, carabine, carabiner, characteristic, competitive, connect, different, especial, essential, exceptional, exclusive, extraordinary, feature, feature cut, hook, important, killer, killer feature, marketing, necessary, particularity, peculiar, product, program, red, ropes, service, singular, sky, software, sole, success green, superiority, top, trait, trump, value,