Ключевые слова: 3d, angry, background, bad, block, business, character, client, commerce, concept, cube, customer, customers, day, design, emoticon, emotion, evaluation, excellent, experience, expression, eyes, face, feedback, happiness, happy, icon, idea, like, marketing, message, mood, negative, online, quality, ranking, rating, review, sad, satisfaction, service, sign, smile, symbol, trust, user, vote, wood, wooden,