Ключевые слова: advertising, assessment, background, best, business, businessman, choose, client, concept, crayons, cube, emoticon, emotion, employee, evaluation, excellent, face, feedback, friendly, good, hand, happiness, happy, holding, impress, increase, laugh, life events, marketing, orange, people, positive, product, professional, quality, questionnaire, ranking, rating, reputation, review, satisfaction, service, smile, survey, symbol, trust, user, wood,