Services and Products. Maricopa County Assessor's Office Forms Library.To affix the mobile home, fill out the top section of an Affidavit of Affixture form, and surrender your titles to an MVD agent, who will process the form. To get the process started you'll need to have prepared two documents; the vehicle's California Certificate of Title and a Statement of Facts form (REG 256). Apply for a title within 15 days of purchase and take the application to an MVD Office or Authorized Third Party provider to complete the process. Recordation Requirements The first and second mortgages must be recorded in the following order: First Mortgage, Assignment of First Mortgage;. Arizona offers special benefits for service members, Veterans and their families including, tax and license fee exceptions, education and tuition assistance. You'll need a 640 minimum credit score or up to 680, depending on your debt-to-income (DTI) ratio and loan program. You'll need to complete a homebuyer class.