I would purchased the One Page Business Plans for Entrepreneurs and do it. Then give him the one page.

More important, you need to quickly learn how to create a business that has a good chance of succeeding.

And check with your local and state health department to see what rules they have. For example, in my area, you can't cook unless you have an approved stove, etc.

There are also many books out there about starting a cafe; and I bet a lot of equipment being sold by the ones who don't make it === because they don't plan.

Business Plans
http://www.theresourcequeen.com/favorites/businessplans.html

Start a business
http://www.theresourcequeen.com/favorites/startabusiness.html