Use our I130 affidavit sample and tips to create a strong affidavit for your spouse. Include these key points and avoid common mistakes.All forms must be submitted in duplicate. Much confusion surrounds the need to submit I751 affidavits and how to write them. We explain and provide an I-751 affidavit sample. This form can be used to file an affidavit in support of court papers in the Cuyahoga County Domestic Relations Court. This resource contains forms and explanations for those representing themselves. While some items are specific to Ohio law, many are not. Ohio Legal Help this site provides questions where you enter the relevant information, then print out the completed form. Form Preview Example.