Collect the information and then write!!!
Business plan must be written with ease and peaceful mind because a disturb min cannot develop the right thing and the ultimate loss goes with the business owners. A well-organized and prepared biz plan is just a communication tool that gives some sorts of impressions or feelings on others and those after reading extract ideas about the business. For any company writing a plan for bi the first thing is to see the competitors and make a list of whole.
In which service areas the company is going to provide what kind of services and also the management records etc. The planning of, what to do in the future and if there is need of capital then how a business is going to raise that amount of money. Similarly what are the marketing strategies that a company has thought to adopt in order to give tough and fair competition to the rivals in the same industry?