Ключевые слова: 5, advertisement, advice, assessment, best, business, choice, client, comment, concept, consumer, corporate, customer, evaluation, excellent, experience, feedback, good, hand, happy, horizontal, ideas, information, marketing, media, opinion, perfection, performance, person, pointing, popular, positive, product, quality, questionnaire, ranking, rating, report, reputation, review, satisfaction, service, sign, smile, star, success, survey, symbol, technology, vote,