Login to the DR Portal and select "File a New Arbitration Claim" in the left column. Click the red button that reads "File a New Arbitration Claim.You must complete the "Claimant" and "Respondent" portions on the front of a Submission Agreement. In the blank spaces provided for the claimants' names, you. Written contracts may contain an arbitration clause. By using such a clause, the parties agree to arbitrate any future disputes. Claims against Litz arising out of the contract? Login to the DR Portal and select "File a New Arbitration Claim" in the left column. Click the red button that reads "File a New Arbitration Claim. Agreement to Arbitrate.