Ключевые слова: access, advertisement, alphabet, app, area, authorized, available, backdrop, background, communication, computer, connect, connection, data, design, fi, free, hot, hotspot, information, internet, letter, lightbox, marketing, mobile, network, online, phone, place, promotion, public, quality, service, share, sharing, signal, social, spot, store, surfing, tag, technology, web, website, wi, wifi, wireless, word, zone,