Hi Dilip,
Below are some helpful links regarding BOPF . This will help you get better picture regarding BOPF.
Navigating the BOPF: Part 1 - Getting Started
Navigating the BOPF: Part 2 - Business Object Overview
Navigating the BOPF: Part 3 - Working with the BOPF API
Navigating the BOPF: Part 4 - Advanced BOPF API Features
Navigating the BOPF: Part 5 - Enhancement Techniques
Navigating the BOPF: Part 6 - Testing & UI Integration
Not at all inflexible! - How the BOPF Framework adapts to your requirements
Getting Started with FPM BOPF Integration
Hope this helps.
Regards,
Bob.