NAOHSM (National Association of Oilheating Service Managers) recently announced that it will hold its 57th Annual Convention & Trade Show from May 23-27, 2010 in Providence, RI. Theme of this year's event will be "Superheroes of Service" -- a tribute to the men and women that make the industry shine. Technical and managerial courses will be offered from Monday through Wednesday of the event.

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