About badi

Hi all,

Ecc 5.0 on words introduced badi.

What is the use of badi ?

give me one eg,like badi was there in P.O ,MIGO ect..

Is there any difference b/w userexit's and badi's???

If u have any documents( like any modification with badi ),pls forword it to me harees_k@yahoo.com

Regards,

Hareesha k