ResidentialDONE DEALS: Kobner is cool and calm on Washington StreetREWAugust 26, 2016August 31, 2016 by REWAugust 26, 2016August 31, 201602393 Argo Real Estate’s Harold Kobner said it was no surprise to him when his listing at 471 Washington Street closed within 12 days. “This expansive