Proof of service shall be by affidavit of the person or the return of the sheriff making service, and shall set forth the same information as a sheriff's return in an action of assumpsit.
20 Pa.C.S. § 766
Proof of service shall be by affidavit of the person or the return of the sheriff making service, and shall set forth the same information as a sheriff's return in an action of assumpsit.
20 Pa.C.S. § 766