Identifying genuine Indian currency notes

As you would have read in the news, unimaginable number of fake currency notes are in circulation. Apart from Govt. putting in efforts to solve this mess, we have to be careful when we are transacting. Don't wait till you get yourself in a fix and then wonder what to do. Know how to identify genuine currency right now - http://www.rbi.org.in/Scripts/ic_banknotessecurity.aspx
The different denominations we have - http://www.rbi.org.in/Scripts/ic_banknotes.aspx
It is better to transact online as much as possible.

On a lighter note:
"Go green" - is that the motive of who ever is behind all this mess? :-D May be they are trying to promote online banking.