Ключевые слова: 7, 24, accessibility, advertisement, advertising, assist, assistance, assistant, available, business, call, care, chat, client, clock, commerce, company, conceptual, connected, connection, contact, customer, customer service, cyberspace, development, employee, full, help, hours, information, internet, man, non, online, open, operator, professional, quality, retail, service, shop, stop, store, support, technical, time, web, work, worldwide,