(a) Sections 5323 and 5329 of the Judicial Code, 42 Pa.C.S. § § 5323, 5329, relating to service of process on persons outside the Commonwealth, are not suspended or affected by these rules.(b) The practice and procedure provided in all former acts of Assembly in actions where the defendant is a nonresident or has obstructed or prevented service of process by concealing his whereabouts or otherwise, which have been repealed by the Judiciary Act Repealer Act (JARA), Act of April 28, 1978, No. 53, are hereby abolished and shall not continue as part of the common law of the Commonwealth.