We dont have any free areas for online stores. Now if he manufactured (made) the product himself out of his home than we would have a spot.
There are so many online stores we could not begin to let them all list for free.
You could purchase advertising for it online. To be honest though online ads do not work very well for small stores. It only works well for big name brands that people can go out and buy in their own neighborhood. Unless you can rank your site in the search engines and get free traffic your not looking at a very profitable business.