A For Sale By Owner contract Arizona must include: 1. The Purchase Price, 2.All foreign funds must be wire transferred in the form of U.S. Dollars. This can be completed online via LexisNexis (Consumer Portal). The parties can also waive their rights through a waiver form. Edit, sign, and share az purchase agreement online. No need to install software, just go to DocHub, and sign up instantly and for free. Many buyers do not want to negotiate directly with a seller and figure out what contracts to use with a FSBO. An Arizona purchase agreement facilitates the sale of real estate for an agreedupon price between the buyer and seller.