Ключевые слова: best, business, check, checkbox, checklist, choice, choose, client, commerce, concept, consumer, customer, emoticon, evaluation, excellent, experience, face, feedback, good, green, hand, happy, icon, mark, marketing, opinion, pen, poll, positive, product, quality, questionnaire, ranking, rate, rating, reputation, review, satisfaction, service, sign, smile, support, survey, symbol, test,