Forex is a foreign exchange currency trading. The basic idea of forex trading is buying low price currency and selling it in high price currency. Suppose that right now dollar rate is less than euro. Now you can sell your euro to the dollar market. That means foreign exchange currency trading is a buying and selling currency market place. But you need maintenance your business. Now there are many software which is developed by programmer so that you can easily maintain your business at sitting your home without hesitation. Signal, indicators, graph, count pips are necessary tools for maintaining this business. So, put your nice comment for intended purpose of learning. I think once time you can make himself as a professional forex trader. Thanks everybody.