Ключевые слова: application, appreciation, background, blackboard, board, business, businessman, card, concept, copy, diagram, download, fresh, graph, gratefulness, gratitude, hand, holding, indebtedness, jacket, latest, leader, man, manager, message, note, obligation, office, pocket, product, put, recognition, red, salesman, sense of obligation, software, space, suit, symbol, text, thankfulness, update, version, web, word,