Forex trading www.financial-spread-betting.com Different currency pairs have different bid-offer spreads and margin rates. The narrower spreads are usually for the most liquid forex pairs, also known as the forex mayors. These include the USA dollar, the EURO and the Japanese Yen and of course the british pound. Trends tend to persist longer in forex. Most spread traders take spread bet positions over days or weeks but there is no reason why you can’t use them to speculate on a currency’s direction over several months. Simply bet on the longer-dated future bets expiring in three months’ time.