To access all forms please use the Forms Library. This is an electronic version of Form 500AZ in a fill-able pdf format.The program application does all of the calculations for you. This Contract form is twofold. A Real Estate Broker may use it for the sale of a used Mobile or. For information on how to obtain an Affidavit of Affixture contact the Assessor's Office or a title company in your area. Edit, sign, and share mobile home purchase agreement online. No need to install software, just go to DocHub, and sign up instantly and for free. This purchase agreement can be used only in the State of Arizona. This form does not have a insulation section on it and includes the HUD requirement.