-  System architecture overview 
-  Things we have done to tackle the common problems in php programming 
-  Highly customizible  XML-  configuration module 
-  Class hierarchy 
-  Abstraction Layers 
-  Details of each utility classes 
-  Details of each modules 
-  Interaction with database - 
-  Problem with highly configurable entities 
-  Our solutions 
 
-  System advantage from software engineering point of view 
-  Tradeoffs with highly configurable systems