Ключевые слова: advertising, angry, assessment, bad, best, block, business, cheerful, choose, client, concept, corporate, customer, emotion, evaluation, excellence, excellent, experience, expression, face, feedback, goal, good, hand, happiness, happy, health, holding, icon, management, marketing, mental, opinion, performance, poll, positive, product, quality, ranking, rating, result, review, satisfaction, service, smile, success, survey, symbol, user, wood,