The most important parts are product description, organizational structure, competition analysis, marketing plan, financial plan, cash flow and sales projection estimates.
Once you plan to start local business,you should have clear cut plan. Your plan should focused on some factors. The most significant factors are Location,Budget,Materials required, Experienced boss,good team with motivating thoughts having some basic knowledge. Next factor is materials required should be high quality with long life span. Good team leads to great success!!!