Circuit Court fillable forms allow you to enter information on a form while displayed in Adobe Acrobat and then print the completed form out. PLEASE READ BEFORE FILLING OUT ON-LINE FORMS.Adobe Reader XI is required to be able to save a filled out copy of your filing for your records. Parents or legal guardians will need to provide the following documents: Proof of Residency in Fairfax County. Please follow this link and type in your address. If it's a Commercial Property, only type in the street name. Use the links below to download and fill out the affidavit form to be included with the application. Fairfax County Real Estate Affidavit Form. Fill in the blank form formatted to comply with all recording and content requirements.