Membership Overview

Do you belong among those who take our Sun Tzu's Rules seriously?

To become a SOSI Member, join as a regular member or a special member or become a member free when you invest in a strategy book library, or sign-up for on-line strategic training.

SOSI Memberships give you the benefits of accessing the in-depth information on this site about Sun Tzu's Rules. You might want to join us because:

1. You Want to Think Like a Warrior

The "warrior mind" is a mind that looks at every situation as an opportunity. Our members are serious about facing challenges and winning success. They want to understand all the rules of good strategy, not just a few.

2. You want to study our Sun Tzu's Play Book


For the last twenty years, we have been compiling information about competitive strategy into a definitive body of knowledge in our Sun Tzu's Play Book. In it, we make our Sun Tzu's Rules easy for you to apply to you everyday decisions.

3. You want a solution to a specific problem.

As a member, you can use can use our tools to find the rules you need to know now. You can get advise and direction for SOSI staff to find the information you need. You can also discuss the challenges that you face and get outside insight into them from other members of our community. Work with your friends in your team, peers in your local chapter, or directly with our training professionals.

View member success stories and join today!

FREE ANNUAL MEMBERSHIPS are available for those who invest in the Institute's GOLD, or the Complete Warrior Class at

Warrior's Rules: 

Competitive Arenas: