From 400, Take Exit 5, Abernathy Rd, Head West, Go About 2 Miles, Take Left Onto Columns Dr Se, Go Another 2 Miles And Take A Right Onto Riverlook Pkwy, Half Mile To Top Of Hill, Go Through Stop Sign And It Will Be The 4000 Building On Your Left, Pull Into Parking Lot Head Straight Back And On Your Left, End Of Building Will Be Unit 209.