§ 339-dd. Actions. Actions may be brought or proceedings instituted by the board of managers in its discretion, on behalf of two or more of the unit owners, as their respective interests may appear, with respect to any cause of action relating to the common elements or more than one unit. Service of process on the unit owners in any action relating to the common elements or more than one unit may be made on the person designated in the declaration to receive service of process.