Gps Verified. P'tree Ind North To Left On Suwanee Dam Rd. Right On Whitehead Rd. Left Onto Grand Ashbury Ln. The Property Is On The Left Side. Take Exit 111 Ga-317/Lawrenceville Suwanee Rd. Go North Towards Suwanee. Cross Over P'tree Ind., Right On Whitehead Rd., Left On Grand Ashbury.