"Plans are useless; planning is indispensable," according to Dwight D. Eisenhower, then Commander of the Allied Forces in Europe during WWII. Now, you may be in total agreement with the first part of that statement, but you are really not convinced of the truth of the second part.
Industry Analysis - How does your product or service compare with what is currently on the market? What is the trend in the overall industry? What have been the total sales in this industry over the previous 3 to 5 years? What new products or technologies have had the biggest impact on this industry recently? What is the future outlook for these and what trends are emerging? Who are the competitors, where are they located, and how are they doing? What advantage do you offer over them? Who is buying this product or service now? Describe the typical customer for this product or service.
American Demographics (adage.com/americandemographics): Just as the title suggests, numerous free reports about consumer demographics in the U.S. nationally and by statistical area.
James J. Hill Reference Library (jjhill.org): One of the nation's premier business libraries to bring you FREE and affordably priced tools and resources you can use to create a better business plan based on relevant and credible data.