Look at www.forexsupport.net for a very simple analysis on trends, real basic stuff and very easy to understand. They typically look at a large trend and identify the smaller trends within that, to identify a high probability environment.
Forex Trading
You are so wrong -trading is not easy. To succeed you would require competent training and ongoing support as well as a live trading account. If you go to www.forexsupport.net you should find all the info and help you are looking for.
Trading System
Well, firstly you will need to assess as to what your expectations are and how you would like to achieve them. This will mostly be determined by your initial capital and risk management model. After you have established this you will need to start working on your strategy based...