BOSTON--(BUSINESS WIRE)--Stash Hotel Rewards, the nation’s largest point-based loyalty program for independent hotels, today welcomed the addition of seven new partner hotels – The Daniel, The Dunes on the Waterfront, Kedron Valley Inn, Mill Street Inn, Rockport Inn & Suites, Stonehedge Inn & Spa, and Newagen Sea Side Inn – located from Massachusetts to Maine. With these additions, the Stash Rewards footprint grows to over 150 partner hotels across the United States – including 22 of Ne