Ключевые слова: advertising, advice, assistance, assurance, background, business, call, care, center, client, closeup, commerce, communication, computer, concept, consultant, consumer, contact, customer, desk, expert, hand, help, information, internet, knowledge, line, male, man, management, marketing, network, online, person, pointing, press, problem, quality, question, screen, service, solution, success, support, tablet, technical, technology, text, using, working,