Ключевые слова: arrow, background, business, career, chart, communication, community, concept, connect, connection, cooperation, employee, friends, global, group, growth, hierarchy, human, idea, internet, invest, investment, lead, leader, leadership, level, management, manager, market, marketing, multi, multilevel, network, networking, notebook, partnership, people, pyramid, recruitment, relationship, server, social, society, structure, symbol, team, teamwork, technology, text, worker,