Use our I130 affidavit sample and tips to create a strong affidavit for your spouse. Include these key points and avoid common mistakes.Use the sample I751 affidavit as an example. Remember that each letter is unique and should contain elements that are personal to your story. Michigan Affidavit Templates. Use our Affidavit template to swear to the truthfulness of a statement or fact. The letter should be addressed to "Honorable Immigration Judge. " • Introduce yourself, your immigration status, and address.