有没有看I-485的instructions? 9. Affidavit of Support/Employment Letter A. Affidavit of Support Submit an Affidavit of Support (Form I-864) if your Form I-485 is based on your entry as a fiancé(e), a relative visa petition (Form I-130) filed by your relative, or an employment-based visa petition (Form I-140) related to a business that is five percent or more owned by your family.