Your business plan should include:
Business overview: A brief description of your company and where it stands in the marketplace;
Sales & marketing plan: The sales & marketing strategies that will be used to target your customers;
Operating plan: A description of the physical aspect of your business operations;
Human resources plan: Details on your key staff, HR policies & procedures;
Action plan: The planned actions of the business over the next 2 to 3 years;
Executive summary: A summary of the reasons you are seeking financing, together with a summary of your business operations;
Financial appendix: The facts and figures that back up what you say in your plan.
http://leanstack.com/LeanCanvas.pdf
http://research.chicagobooth.edu/nvc/docs/PT2Kaplan.pdf
http://nsbdc.org/wp-content/uploads/2010/11/self_assessment_checklist1.pdf