(1) At the discretion of the board or a presiding officer, or where the parties agree and where the rights of the parties will not be prejudiced, all or part of any hearing, prehearing, or motion hearing may be conducted by telephone, video conference, or other electronic means. Each party in the proceeding must have an opportunity to participate effectively in, to hear, and if technically and economically feasible, to see the entire proceeding while it is taking place.

(2) The board will require documentary evidence, motions, and briefs to be submitted in accordance with the prehearing order or subsequent scheduling order to insure fair consideration and presentation of the issues. All such material shall also be served on other parties at the time of filing with the board.