By definition, a business plan is a formal statement of a set of business goals, the reasons why they are believed attainable and the plan for reaching those goals. They are used in both primary and secondary programs to teach economic principles. A plan having changes in perception and branding as its primary goals is called a marketing plan. If it identifies and target internal goals but provide only general guidance on how they will be met, the they are called strategic plans.
It should contain whatever information is needed to decide whether or not to pursue a goal. It can be helpful to view the plan as a collection of sub plans, one for each of the main business disciplines. Indeed, there are no fixed content for a business plan. The format of a business plan depends on its presentation context and cost and revenue estimates are central to any business strategy for deciding the viability of the planned venture. » Read more: Creating a Successful Business Plan