Do your research. In order to be able to write a strong, comprehensive business plan you need to possess a sound knowledge of the market you are involved in. You need to actively conduct market research and ensure that your plan makes reference to your findings. It should include factors such as market size, the predicted growth path of said market and how you propose to gain access to it. For example, if you are planning on opening a bar then your business plan should include figures based on the local population, cost of suppliers, predictions about whether the bar industry is likely to grow or decline in the area and a review of the competitive environment.
A business plan should be detailed. In listing your products and services for example, you should not really stop by just enumerating them. You also should write down the descriptions and scope of your products and services, touch base on production and identify means on how you can market your "brain - child" to your targeted niche.
Management and Organization Details : This is where you will list who the management is for your business. If you are at this point the only person involved in the company then this will simply be you. If you have others working in the company detail the organization structure of your enterprise. Below this list the ownership structure of the business. This is whether your are running a sole proprietorship, partnership or a limited liability company.
The market potential for your service or product-You need to convince your customers and employees for your products and services you are offering and hence you have to find out the market which needs that product or service.