Use our I130 affidavit sample and tips to create a strong affidavit for your spouse. Include these key points and avoid common mistakes.Learn how to complete a marriage affidavit template with our stepbystep guide for newlyweds. Much confusion surrounds the need to submit I751 affidavits and how to write them. We explain and provide an I-751 affidavit sample. The following page includes a sample affidavit to be used as an example. Use this form to show they have adequate means of financial support and are not likely to rely on the US government for financial support. Search all USCIS forms. File your form online for a more convenient and secure experience. Affidavits serve as a form of evidence to confirm that the marriage is genuine and not solely for immigration benefits.