Ключевые слова: appreciation, background, business, card, communication, concept, design, device, face, feeling, font, friends, grateful, gratitude, greeting, growth, hand, handwriting, handwritten, happiness, idea, illustrative, income, information, label, letter, message, mobile, mobile phone, note, paper, personal, phone, positive, reminder, screen, sign, smartphone, smiley, symbol, text, texture, thank, thank you, type, vibration, word, you,