Both of my seminars do work - Thriving in a Global Economy teaches you practical entrepreneurship without a 56% failure rate and Computerized Tools for Profitable Investing shows you a mathematical way of buying low/selling high! www.cheapogroovo.com
On the other hand, if you mean the kind of results stated at
http://www.investools.com/benefits/avera... or where you expect to significantly outperform the S&P 500 consistently every year, then I would have to say my opinion is it does not really work.