i m new to the Market. how to Deal in Future and Option? How it is worked in NSE and BSE? what price Prevail in the Market? how to Make Sure About the Prices? How to Sale and Purchase take Place? How Broker Charge for F and O or we can say the Additional Cost? how documentation take place? how price changes take place in the Market? hwo we can take reviews ragarding the Market? PLS ans all Ques in order pls give me as much details as possible which is useful to deal practically