A frequent business type near Helston Gunsmiths is Garages.
From dogs to cats, horses to bees, there is a Veterinary Specialist for any animal's needs. There is a lumber yard in the area for wholesale building material. If you are hungry there is a restaurant serving the area. Leave major electrical work to one of a few licensed electricians in the vicinity.
For freshly baked bread and cakes, roll on down to the Bakery. There is at least one attorney nearby. A school is located nearby. Those having trouble with their vision might want to book in an eye test at their local Optometrist.