Ключевые слова: administrator, advisor, agent, business, businessman, calling, clerk, communication, company, consultant, consulting, contact, conversation, corporate, customer, customer service, elderly, employee, entrepreneur, executive, formalwear, helpdesk, hotline, indoors, job, listening, man, manager, mature adult, office, office worker, on the phone, people, person, phone call, receiver, senior, service, telephone, white collar, work, workplace,