From Roswell Rd. South Turn Left Onto Cromwell Rd Continue To Perimeter Center E Continue On Perimeter Center E. Take Mount Vernon Hwy To Cromwell Rd Ne In Sandy Springs Turn Left Onto Perimeter Center E Use The Left 2 Lanes To Turn Left Onto Mount Vernon Hwy Keep Right To Continue On Johnson Ferry Rd Turn Right Onto Roswell Rd Turn Left Onto Cromwell Rd Ne