What does change in OI in stocks indicate?

If there is massive increase & decrease in OI, how can we use the data to trade?

Refer the link for answer.

How to use OI data and volume data to interpret for f-n-o buying and selling.

ho, Zerodha started manipulating(moderating) the queries! Let the person who has created the query respond according to their need. Let the democracy prevail without any hypocrisy. Otherwise ppl wud not prefer to answer the queries.

Why doesn’t the @cool_dude(moderator) show the same enthu to close the queries like this:
http://tradingqna.com/12777/have-sell-call-usdinr-there-buyer-seller-want-book-profit-what