Yes, you can trade in the four major currency pairs, which are, USD-INR, EUR-INR, GBP-INR, and JPY-INR. In fact, the currency market is one of the largest in the world and is highly liquid. Moreover, it requires very low margins. This makes it highly lucrative and extremely popular. All you need to do is open a currency trading account or activate the currency/forex trading segment in your existing m.Stock trading account. The most common purposes people do currency trading for include general gains and business operations, hedging their portfolio from market volatility, and as a means of speculative trading.