You probably never heard of Business Rule Framework, or someone made a fleeting comment about this tool.
I assume you ended here because you like to get a quick explanation what this functionality is able to offer.
Let me start with letting you know that you execute Business Rule Framework software by typing the transaction code BRF+. It will trigger a NetWeaver web browser session, and once logged in you entered a world where you can configure complex decision making and generate the associated object oriented ABAP code by the press of a button.
Read the blog how to Get Informed.