(a) In addition to the use of affidavits, medical reports, stipulations, and agreements, the arbitrator may allow, to the maximum extent possible and with due consideration to completeness and fairness, expediting procedures, including, but not limited to, the use of:(1) unsworn witness statements; and(2) summaries of evidence.(b) The arbitrator may allow use of expediting procedures unless objected to by a party, and the arbitrator determines that there is good cause for sustaining the objection.