Eike Batista leads the way in using Twitter, with Lorenzo Zambrano and Emilio Azcarraga also frequent users.
Latin America will see the highest e-commerce growth worldwide through 2015.
The number of Facebook users in Brazil triples since June, but Mexico is still the regional leader.
Twitter, Starbucks, Colombia, Sao Paulo and Aston Martin are the key topics of this week's TradeTalk.
Why business leaders should engage in “real” social networks – face-to-face meetings.