Ключевые слова: 7, 24, abandoned, advertising, advice, background, business, call, care, classic, communication, computer, connection, cord, customer, design, emergency, everyday, feedback, handset, help, helpline, hotline, hours, landline, object, phone, problem, receiver, red, service, simplicity, solve, solving, support, talking, telephone, text, top, view, wide, yellow,