WILMINGTON, DEL. — Wye Realty Advisors has arranged the $1.7 million sale of a 7,550-square-foot office building in Wilmington. Located at 400 Delaware Ave., the property is fully leased to two tenants, including a Bank of America branch, which was under construction at the time of sale. Wye Realty represented the seller, 400 Delaware Ave. LLC, in the transaction. The buyer was Brantwyn Holdings.