Without limiting the rights of any unit owner, actions may be brought by the manager or board of directors, in either case in the discretion of the board of directors, on behalf of two or more of the unit owners, as their respective interests may appear, with respect to any claim relating to the common areas and facilities or more than one unit. Service of process on two or more unit owners in any action relating to the common areas and facilities or more than one unit may be made on the person designated in the declaration to receive service of process.