Arbitrage is based on the premise of the forex trader trying to make a gain from small differences (of the currency) that exist either in the same or different markets. This is primarily a form of speculation. Identifying the right conditions and employing this strategy is not an easy task. Arbitrage strategy best market participants who have best technology systems and have quickest access to information. Arbitrage is best employed when the same currency has two different prices.
Sometimes a market breaks out of a range, moving below the support or above the resistance to start a trend. How does this happen? When support breaks down and a market moves to new lows, buyers begin to hold off. This is because buyers are constantly noticing cheaper prices being established and want to wait for a bottom to be reached. At the same time, there will be traders who are selling in panic or simply being forced out of their positions.
Apart from the entry/exit rules and optional money management guidelines, strategies are often characterized by the list of trading tools required to employ the given strategy. These tools are usually charts, technical or fundamental indicators, some market data or anything else that can be used in trading. When choosing a strategy, you need to understand, which of the required tools you have in possession.