Ключевые слова: abstract, adult, agree, agreement, background, backlit, black, business, businessmen, businesspeople, colleagues, concept, contract, cooperate, cooperation, corporate, creative, deal, executive, figures, formal, friendship, greeting, hands, handshake, landscape, leadership, male, meeting, men, negotiation, partners, partnership, people, professional, shaking, sideview, success, suit, sun, sunlight, sunrise, sunset, team, teamwork, together, togetherness, unity, work, young,