Pennsylvania Affidavit of Service by Certified Mail and Regular Mail is a legal document used to prove delivery of a document to a particular individual. This document is used to provide evidence that the recipient has been served with a certain document. It is used to prove that the document was sent to the recipient in accordance with the law. The Pennsylvania Affidavit of Service by Certified Mail and Regular Mail is typically used when serving legal documents, such as a summons or a complaint. It can also be used to serve other documents, such as subpoenas, court orders, or other important documents. The Pennsylvania Affidavit of Service by Certified Mail and Regular Mail is divided into two types: Certified Mail and Regular Mail. Certified Mail is a type of delivery service provided by the United States Postal Service (USPS) which allows the sender to track the delivery of the document to the recipient. Regular Mail is a less reliable method of delivery, as there is no tracking of the document. When using Certified Mail, the sender must provide proof of delivery by obtaining a green card from the USPS. The green card must be attached to the Pennsylvania Affidavit of Service by Certified Mail and Regular Mail in order for it to be valid. When using Regular Mail, the sender must provide an affidavit stating that the document was sent via mail, but the recipient must sign the affidavit in order for it to be valid.