ENGLEWOOD, N.J. — New Jersey-based NAI Hanson has negotiated the sale of a 3,321-square-foot retail building located at 491 Grand Ave. in Englewood. The property is directly across the Hudson River from The Bronx. The price was undisclosed. The building, which is currently unoccupied, consists of two retail storefronts on the main level and a two-bedroom apartment on the second floor. The buyer, NWR Realty Corp., plans to convert the retail space into offices for its business. Pablo Castro of NAI Hanson represented the seller, 491 Grand Avenue LLC, in the transaction.