Rahul,
When you searched through SAP online help, I guess you must have overlooked SAP's guidance in this matter.
http://help.sap.com/saphelp_scm700_ehp02/helpdata/EN/e0/9088392b385f6be10000000a11402f/frameset.htm
To accelerate your journey, you might want to consider taking a class. I took
a few years ago, and it was well worth the money. I am sure you can find a similar class in your vicinity.
Best Regards,
DB49