Sonhill Success Mastery(TM) Sonhill Planning System(TM) is designed to help you practice and apply on a daily basis proven strategy principles and formulas you have discovered and learned in Sonhill Success Mastery(TM) collection.You can use this personal strategy planner as your central decisionmaking system to help you develop your success and wealth-creating masterplan and establish your strategic position and also help you craft your success and wealth-creating strategy and formulate your strategy cycle. With Sonhill Planning System(TM), you will know how to achieve your goals, accomplish your mission, generate value, make money, and create wealth.