TRS is the tool for filing and responding to arbitration cases online. For assistance with all AF products and services, including support for member arbitrators, please contact: Phone: 1-866-977-3434.Must a signatory company arbitrate a case when the amount in dispute exceeds the forum limit? No. Each forum includes a monetary limit for compulsory disputes. TRS is designed to support multiple cases under a single occurrence, for example, one case for Collision and a separate case for PIP. Arbitration and mediation case participants and FINRA neutrals can view case information and submit documents through this Dispute Resolution Portal. Login.