Ключевые слова: abstract, answer, ask, assessment, business, client, comment, communication, computer, concept, consumer, contact, control, customer, device, evaluation, excellent, feedback, friends, friendship, good, help, information, internet, marketing, media, message, network, online, opinion, positive, quality, rating, reaction, reflection, report, research, result, review, satisfaction, service, share, social, support, survey, symbol, teamwork, technology, text, word,