What product or service will you offer?
Describe your average customer?
Describe your ideal customer?
What will you charge for your product or service?
What will it cost to produce the product or service?
What will your profit be?
What volume (how many sales) will you need to break even (profit - expenses =0)?
How much do you need from the business in order to survive (your minimum income)?
What will be your measure of success (your salary, number of customers, etc.)?
Is your goal to build the business and work it for years or to build it and sell it?
What is your company's mission statement (based on the information above)?