Read Chapter 7 in the textbook:
Have a business plan and know when to deviate from it
Create a business plan for the business you are planning to start. If you do not yet have a definite business in mind, pick one that might interest you in the future. Make the plan as detailed as possible and make sure it contains all information that an investor would find appealing to invest in your business.
You can get sample of business plans at the following sites:
Next week we will hear from Steven Moldavsky and Emerald Roberts