Use Fill to complete blank online CITY OF OAKLAND (CA) pdf forms for free. Once completed you can sign your fillable form or send for signing.("Broker") beginning (date). Under the OBAR folder in the form library. The buyer must complete Form 593-I, "Real. Estate Withholding Installment Sale Agreement. Free fillable forms: City of Oakland. Non-Federal Agency (CA) Sign up. If you are an AOA member, CLICK HERE to watch a brief video that details the quick and easy steps. You may fill out a pre-application online, in paper form, or via telephone with support from OHA staff.