Ключевые слова: 35 to 39 years, 3539 years, both male and female, builder, building and construction worker, buildings, business, business colleague, businesspeople, caucasian ethnicity, colleague, communication, connection, connections, construction, construction equipment, construction frame, construction site, construction worker, cooperation, copy space, day, female, front view, future, hard hat, hat, high visibility clothing, holding, industry, male, man, manual worker, men, mid adult, mid adult man, mid adult men, mid adult woman, mid adult women, mobile phone, numeral, orthographic symbol, outdoors, protective clothing, scaffolding, september 2014 release, sharing, site manager, skill, smart phone, smartphone, symbol, talking, teamwork, technology, telephone, time, two people, urban, urban scene, using, waist up, wearing, woman, women, working,