Much larger than the New York Stock Exchange, where you have the potential to double your money in hours -- with limited risk -- your initial reaction might be utter disbelief, or at least a large dose of skepticism. Doubt no more, because it's true. Forex trading and Forex has exploded full force onto the trading scene, and it offers traders some unique characteristics not found elsewhere. Don't pre-judge this market; ignore it at your own risk. Many traders have expanded their trading to include Forex in addition to stocks and/or futures, and many of you have asked us for information and how to get involved. So here it is a quick overview of the Forex market. Forex is an acronym for "foreign exchange," and involves trading pairs of currencies, i.e., buying one currency and selling the other in a single transaction. For example, USD/JPY is buy US dollar/sell Japanese yen. In this case, you expect the dollar to appreciate versus the yen, the yen to depreciate against the dollar, or both. The latter situation, of course, is ideal.