A Pennsylvania Subpoena to Produce Documents of Things For Discovery is a legal document issued by a Pennsylvania court that requires a party to a lawsuit to provide documents or other tangible items as evidence in the case. The document can be used to compel the production of documents, photographs, books, records, computer data, or any other tangible items that may be material evidence in the case. There are two types of Pennsylvania Subpoena to Produce Documents of Things for Discovery: a Subpoena Ducks Cecum and a Subpoena Ad Testificandum. A Subpoena Ducks Cecum requires the person to whom it is directed to bring specified documents or other items to the court. A Subpoena Ad Testificandum requires the person to appear in court and testify, but does not require them to bring any documents or items. Both types of Pennsylvania Subpoena to Produce Documents of Things for Discovery must be served upon the person or entity to whom they are directed.