The document announces Vista 2012, an international business festival hosted by IIM Bangalore from September 28-30. It describes an entrepreneurship competition called "The Next Big Wave" where teams can submit business ideas and plans for green and sustainable products or services. The top 6-8 ideas will be selected for the finals based on 1500-word executive summaries due by September 15. In the finals, shortlisted teams will present their full business plans and pitch their ideas to judges at the festival for a chance to win first or second prize.