A good template will provided a step_by_step approach with explanations as to why each step is proposed. The strength of the marketing plan derives from the integration of each step. So if you leave out a step, you may undermine your own plan.
The Plan. The first step to building an action plan template is to outline the final goal. Write down you final objective including the time to completion and cost of the project. Next break down the path to that goal in several consecutive steps. Assign a cost and time to each of these steps. Take not if multiple steps can be completed at the same time of one step must preclude another.