Support and resistance are respective price levels at which prices stop going down or up. Support levels indicate the price at which most traders believe that prices will move higher. Resistance levels indicate the place where the most of traders feel prices will move lower.

Forex or Foreign Exchange is the largest international market for trading of foreign currencies between large banks, money speculators, financial institutions, multinational corporations and government. The market essentially is a reflection of how international currencies fare against each other in a day's trade.