Merge Onto I-75 N/I-85 N, Then Keep Right To Continue On I-75 N. Take Exit 261 For Route 280 Toward Delk Road, And Follow The Signs For E Delk Road. Merge Onto Delk Road Se, Then Turn Left Onto Powers Ferry Road. Turn Left Onto Birch Grove Lane Se, And Finally, Take A Left Onto Birch Creek Lane To Reach 997 Birch Creek Lane, Marietta, Ga 30067.