If you have a particularly good map, look for the hamlet of Gardenville . The major intersection nearby is Union Rd at French Rd. Turn left at the bottom of the ramp, and follow William until it ends at Union and turn right. Follow Union to the fourth light. Turn left onto Scrivner and immediately right on Industrial.
Sunshine is most of the way down on the right.
Exit at Union Rd. At the light at the end of the ramp, turn left on Union. French Rd will be the first right turn after Ames Department store, about 1.5 miles north of NY 400. Turn left onto Scrivner and immediately right on Industrial. Sunshine is most of the way down on the right.