The marketing plan is the guiding document used by marketing managers and teams to lay out the objectives that marketing efforts will focus on and the actions they will take to achieve these objective...The marketing plan is the guiding document used by marketing managers and teams to lay out the objectives that marketing efforts will focus on and the actions they will take to achieve these objectives. When a marketing plan is completed thoughtfully and skillfully, it helps marketers not only present the case for what they recommend doing, but it also creates a common vision within the organization about what’s happening and how people and resources will come together to achieve that vision.