!!! Overview 
Business Process Management and Notation (BPMN) is a graphical representation for specifying business processes in a business process model. It was previously known as Business Process Modeling Notation.[1] 

http://www.bpmn.org/ 

!! More Information 
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* [#1] - [http://en.wikipedia.org/wiki/Business_Process_Model_and_Notation|http://en.wikipedia.org/wiki/Business_Process_Model_and_Notation|target='_blank'] - based on 2013-09-09