Ключевые слова: abbreviation, acronym, blackboard, business, chalk, chalkboard, communication, community, competition, concept, connection, crossword, email, global, group, hand, hierarchy, information, inspiration, internet, invest, investment, key, lead, leader, learning, level, management, market, marketing, mlm, motivation, multi, multilevel, net, network, online, plan, relation, relationship, share, sketch, social, society, solution, strategy, technology, web, website, word,