The individual who signs the affidavit of support becomes the sponsor once the intending immigrant becomes a lawful permanent resident. Fill in the sponsor's full name, date of birth, and contact information.Specify the relationship to the immigrant. Below is a list of frequently requested Human services forms. Click on the form to complete and print. The person who signs the Affidavit of Support is also called the "sponsor. All guardians must file annual Personal Well-Being Reports and Affidavits of Service through the MyMNGuardian (MMG) online application. Petitioner: The petitioner must complete an Affidavit of Support Form I-864. The person who signs the Affidavit of Support is also called the "sponsor. The Board will tell you if the waiver is granted.