CAR mediation and arbitration provisions are designed to promote efficient and cost-effective resolution of disputes in real estate transactions. Most standard form purchase agreements include two alternative dispute resolution provisions: arbitration and mediation clauses.Unless you are prepared to pay cash in one payment, you will sign an arbitration agreement to buy that car. This pre-printed, non-negotiable language means California car buyers cannot use the public court system to sue a dealer for fraud, breach or contract. Arbitration is a free and relatively simple way of resolving disputes. Filing a Case and Initial AAA Administrative Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9. Your letter needs to include: Your name. Vehicle Identification Number (VIN).