If the parties wish to enter into an exclusive relationship, the Buyer Broker Exclusive Employment Agreement is available for that purpose. Agreement: This Residential Listing Contract - Exclusive Agency ("Agreement") is between Owner and Broker.In consideration of. Beginning in midAugust, NAR's proposed settlement agreement requires members to sign written agreements with potential buyers prior to touring a home. The standard Arizona contract has a fillable line that describes the area it covers. When signing the contract, specify phoenix area or Tucson area. Listing and Buyer Employment Agreements. Written in clear and unambiguous language. Bill Gassett explains the difference between exclusive agency and exclusive rights to sell contracts in real estate.