You complete a Certificate of Service or Proof of Service form that describes how and when you served the papers. A party must disclose to the other parties the information, documents and witnesses that support the party's claims and defenses.Some of the following forms are available in PDF and Word. Some of the PDF forms can be easily filled out and printed. Discovery requests (interrogatories, requests for production, or requests for admission) and responses are not filed with the court at the time they are served. Certificate of Service. I certify that I served a copy of this Application for Writ of Garnishment on the following people. As a matter of law, your attorney was required to file a certificate of service of the responses served on the opposing counsel. Then file the original Proof of Service and Certificate of Service with the Court.