Bestselling trading author Guy Cohen introduces the OVI indicator to stock trading 

More fortunes are made from trading stocks than any other financial instrument, and these windfalls are available to anyone who has access to the right information. 

Presenting the methods used by the best traders in the market, The Insider Edge: How to Follow the Insiders for Windfall Profits uses options transaction data to reveal what "informed traders" are doing, and how anyone can take advantage of these techniques. 

Whether the markets are choppy or trending, it always pays to wait for a clear opportunity. Any good trader knows that they need an Edge to excel, and this book demonstrates how the combination of specific chart patterns, author Guy Cohen's proprietary OVI indicator, and a robust trading plan, when combined, will deliver success.

In The Insider Edge, Guy Cohen reveals: 



How you can profit from options without having to trade or even understand them!
Why the smart money often gravitates to the options markets.
How options transactions can often reveal the direction of the stock price.
How you can trade using information typically reserved for the pros. 
A trading plan the delivers maximum safety and windfall profits.
How to use his proprietary OVI indicator online for free, so you can start to follow the insiders. 

The author emphasises that The Insider Edge is for anyone who wants to trade stocks.  No options knowledge is required to benefit from this book.  His method involves observing what the smart options traders are doing, and then following them.  This is what gives you The Insider Edge.