Technical analysis is the forecasting of market prices by means of analysis of data generated by the process of trading. Technical analysis relies on the assumption that markets discount everything except information generated by market action, ergo, all you need is data generated by market action.
Let's join and discuss the technical analysis in depth on particular stock with the traders all over the world.
For those who want to contact me, I could reach at tang_chokim@yahoo.com or if you have any particular stock would like me to analyze, feel free to post under Customize Stock Analysis column :)