Completing and signing Form I-864 makes you the sponsor. One form of substitute document that you might need to use is what's called a "sworn declaration.We all live in the same house and I am witness to a genuine martial relationship. List the first, middle and last name of each person whose name appears in the affidavit. We are gathering evidence for our I-130 submission and we are concerned about our affidavit of support statements from our family and friends. Resettlement agency representatives, who assist persons with this form, are knowledgeable about who may file an AOR in the current year. 864 Affidavit of support How to fill out the Form 864 immigration Tips. A statement certifying that the sponsor possesses "sufficient financial resources" to support the applicant is not acceptable without the U.S. dollar figure. 3. Affidavit letters serve as sworn statements that validate information for immigration applications. "Affidavit student" means a student attending, or seeking to attend, school in a district pursuant to N.J.S.A. 18A:38-1.