I am new !

#1
Hi friends.
I am Amit From Mumbai. Just joined this site coz I have thought or investing in shares.
I don't have any idea of what to buy When to buy and how to first trade-off. Can any1 suggest any site which will guide me.Or will somebody guide me.Please. I have to yet to open Demat acc Trading acc.
I am confused between Motilal Oswal and ICICI direct.
Thank you.