Carrying on with the example of a coffee shop, a business plan consultant will figure out what the best location would be. They already know coffee shops do well in areas with a certain demographic in place. These include students and workers, who are within close proximity to book stores.
While these are easily available online, some of them are way better than the others. A lot depends on the approach that goes into writing the business plan.
Production Operation - If a product must be manufactured, what is the process? Will the work be done on-site or subcontracted? Who are the subcontractor(s)? If on-site, what space, equipment, machinery, production employees are needed? What suppliers are needed? Who are they? How will quality be assured? What is the anticipated production output? What established credit lines do you have? Possible Data Sources: local Chamber of Commerce; yellow pages; trade associations.
Organization - How is the business structured? Who are the principals and the principal shareholders? What authority does each principal have in the venture? What are management's qualifications? What is the job description for each position? What does the organizational chart look like? Possible Data Sources: on-line templates for job descriptions & organizational chart.