This option is similar to the four week plan as the plans will be customized to the foods you like, training you like, and what suits your schedule best. The plans become an easy adaptable lifestyle that you will reach your goals with while learning to maintain your end results. The difference is the the four week plan will get you to your short term goals, while the twelve week plan, will get you to your long term goals as you follow the first plan for six weeks then you workout intensity will be increased and meal plan updated to prevent a plateau . Two meal plans, two training plans..WIN!