Where can I find out info on how to start a business plan?

Using information from the Small Business Administration site is excellent. It is free information.

You will find sample business plans on the following site. If you find one that is like the business that you are going to start, then you could tailor your business plan after it.

Small Business Administration (http://www.sba.gov/smallbusinessplanner/plan/writeabusinessplan/index.html)