Start By Heading North On Johnson Ferry Road From Sandy Springs. Continue Straight For About 8 Miles. After Crossing Over The Chattahoochee River, Stay On Johnson Ferry Road And Continue Through Several Traffic Lights. Turn Left Onto Post Oak Tritt Road (About 7.5 Miles From The Start). Follow Post Oak Tritt Road For About 1 Mile, Then Turn Right Onto Hembree Road. Drive For About 0.3 Miles, And Turn Left Onto Manor House Drive. 4005 Manor House Dr Will Be On Your Left.