Ключевые слова: 1, angry, assessment, bad, business, client, communication, consumer, customer, disappointment, dislike, dissatisfied, emoticon, evaluation, experience, feedback, feeling, give, guy, hand, information, internet, man, marketing, member, negative, not good, online, opinion, person, product, quality, questionnaire, ranking, rating, result, review, sad, satisfaction, service, shopper, star, survey, symbol, technology, testimonial, unhappy,