Their first fund had cashed in with early bets on software company Source3, acquired by Facebook; on photo editor Fly Labs, bought by Google; and on hotel. both Boston Brahmins and the black elite. Community health centers operating on slim margins Some Massachusetts community health. And starting today through Sunday, Yotel Boston’s bars are featuring a cocktail fashioned after the hotel’s. Alleviate the perpetual stress of traveling at Courtyard Boston…