Find collectibles, American 20's pottery at garage sales, thrift stores, sell privately to collectors, dealers in big cities. Adjust decor of homes according to principles of Feng shui. Become a highly paid consultant. Start a communal Food Co-Op, sell wholesale groceries, etc. Find a big old house zoned for biz district.
Several artists share space in each room.
Big Tourist attraction week-ends. Open a Tea Room, sandwich shop, waffles or scones, combine with above gallery, decor, duds, books, psychic readings, massage. Buy a drill, make jewelry, mount specimens on wooden blocks. Read a book on How to Be a Travel agent. Get discounted travel for all your pals.