Learn how to create an accurate affidavit letter with our free printable templates. The below forms are for Franklin Templeton funds.Do NOT use these forms for Western Asset Money funds. General. Fill in the sponsor's full name, date of birth, and contact information. Specify the relationship to the immigrant. The individual who signs the affidavit of support becomes the sponsor once the intending immigrant becomes a lawful permanent resident. Scan Petition, Letter of Good Standing, Affidavit of Sponsor(s) and Oath of Office to a single PDF file. You can easily make an Affidavit within a few minutes using our document builder. Affidavit Letter Of Support For Joint Sponsor: Ready-to-use, legally binding, fill-in-the-blanks law firm template with instructions. Fill out and print completed forms.