Should I do intraday trading based on tips, broker calls, chart analysis or data flows?

I have got the calls, charts and reports. Now how do you I put them to use for intraday trading?

Why do normally people lose money in intraday trading?

My broker has assured me that any open positions he will close. Do I still need to worry about closing all my open intraday positions?

On what basis do I judge if the stock is liquid enough for intraday trading?

As an intraday trader should I rely more on technical charts or on consistent news flows?

Can you tell me about some chart specific indicators to consider for intraday trading?

I want to do intraday trading; should I study fundamental analysis or technical analysis?

I have just opened my trading account with a broker and plan to do intraday trading. I am told there is a lot of money in intraday trading. Give me some advice on how to go about as a beginner into intraday trading?

Are there any qualitative factors to consider for intraday stock selection? Does it really matter for intraday trading?

I understand that there are charts for different time frames used for intraday trading. Can you throw some light on the same?