Greystone|Investment Sales Group negotiated the sale of Residences at White Rock Lake, a 137-unit apartment community at 9312 Beck Ave. in Dallas. Mark Allen and Chibuzor Nnaji of Greystone|ISG represented the seller, a local Texas-based operator, Arcturus Investments. The buyer, a local Dallas-Ft. Worth limited liability company was also secured by Allen and Nnaji.