How many contracts are there in currency pair of USD/INR at any point on the options front?

Are there any points that I must keep in mind while selling options?

What are the initial margins for various currency options contracts?

What are some of the critical points that I need to understand about commodity options?

I had bought 500 shares of Jain Irrigation @ 106 around 1 year back. The stock was supposed to be a very attractive pick at that point of time, but it has only gone downhill. What is the prospect for this company?

what is the GST. why India using GST? what is the reason that some poor people are suffering from GST . why it is useful to us and how profit to us. how many goods are expancses in our India.

With the BREXIT vote going against Boris Johnson on Saturday, what are the options in front of UK? Is BREXIT really such a big concern for UK to worry so much about?

Was the BREXIT voting scuttled by the Labour party and what are the options in front of Boris Johnson now?

In the currency derivatives segment, what are the most active contracts in terms of turnover and in terms of open interest?

Which are the futures and options contracts that are most liquid on any normal trading day on the NSE?

What are the unique features of the Individual Stock Options contracts traded on the NSE and what are the contract sizes?