Ключевые слова: advertising, assessment, background, business, businessman, button, choose, client, concept, cube, customer, design, emoticon, emotion, evaluation, excellent, experience, face, feedback, friendly, funny, good, hand, happiness, happy, icon, impress, marketing, mood, online, people, positive, product, professional, quality, ranking, rating, review, satisfaction, select, service, sign, smile, support, survey, symbol, touch, user, vote, wood,