When required to clarify a record or when it would otherwise aid in disposition of the matter, the Authority, or its designated representative, may, as appropriate:

1. (a) Direct the parties to provide specific documentary evidence, including the arbitration record as discussed in 5 CFR 2429.3;
2. (b) Direct the parties to respond to requests for further information;
3. (c) Meet with parties, either in person or via telephone or other electronic communications systems, to attempt to clarify the dispute or matters in the record;
4. (d) Direct the parties to provide oral argument; or
5. (e) Take any other appropriate action.