What is meant by Day Orders in the trading system?

What exactly is meant by Oscillators and what are the clues that one can get from them for intraday trading?

What exactly is meant by a Trading Rule Book and how does it matter?

Is it better to use cover orders (CO) and Bracket Orders (BO) while trading intraday? How do they work?

How do MIS orders give me the best of leverage in intraday trading?

How can I make maximum benefit of cover orders and brackets orders in intraday trading and how do they work?

What do we understand by low impact stocks for intraday trading?

Can I place conditional orders in the trading system?

How are orders matched in the trading system for equities?

What is meant by trading in context of the market?

I understand that most people end up losing money in intraday trading. Why is that so? Is there a way by which I can be a sure shot profit maker in intraday trader?