EDGEWATER MALL / BILOXI, MISSISSIPPI Retail partners are drawn to JWA’s record of success in every detail – from acquisition to leasing to grand opening and day-to-day operations. This track record stands out in such properties as Edgewater Mall, the largest enclosed shopping mall on the Mississippi Gulf Coast.An 867,000-square-foot, regional, enclosed shopping center, it features specialty stores, restaurants, entertainment and outparcels, and is anchored by Belk, Dillard’s JCPenney, Sears and Books-a-Million.