Ключевые слова: best, cell, client, concept, customer, digital, emoticon, evaluation, excellent, experiences, feedback, giving, good, great, happy, icon, ideas, internet, leisure activity, lifestyle, marketing, mobile, mobile app, online, people, phone, positive, product, quality, ranking, rate, reputation, result, review, royalty, satisfaction, services, sign, smartphone, smile, social, social media, star, strategy, success, survey, technology, trust, user, vote,