A service of process, or simply known as process service, is a legal procedure in the United States, which declares all parties must be notified when facing legal action against them in a court of law or an administrative court. Process service is accomplished through the delivery of a set or series of documents describing the legal action. Examples of documents that comprise service of process include summonses, complaints, subpoenas , writs, and other court documents. These documents are delivered to the individual whom the legal action is directed by a process server. Service of process must be served by an individual who is not a party to the case.