In this chapter you will learn how to serve copies of your completed forms and how to fill out the Affidavit of service. An affidavit of service shall describe what was served, state how the document was served, upon whom it was served, and the date, time, and place of service.Affidavit of Service: Provides proof of service of legal documents to a party in a lawsuit. Make two copies, one for you and one for filing with the court. ______. The affidavits must contain an actual signature; typed signatures will not be accepted. Samples of both forms are included below. Download free printable affidavit online for Minnesota State. Download free printable affidavit online for Minnesota State. The affidavits must contain an actual signature; typed signatures will not be accepted. Samples of both forms are included below.