Ключевые слова: advertising, alternative, angry, bad, benchmark, best, better, block, business, choice, choose, client, company, concept, consumer, cube, customer, emotion, employee, evaluation, excellent, experience, face, feedback, good, happiness, idea, lifestyles, mood, negative, online, opinion, people, personality, positive, quality, rating, relationship, reputation, review, sad, sale, satisfaction, service, sign, smile, survey, symbol, test, user,