(a) Scheduling letter. Generally, in an appeal tracked for normal course treatment, the clerk of the court issues a scheduling letter after the filing of the preliminary appeal statement. A scheduling letter also issues upon the termination of an inquiry pursuant to section 500.10 or 500.11 of this Part. The scheduling letter sets the filing dates for record material and briefs. (b) Appellant's initial filing. In addition to the submission in digital format required by section 500.14(g) of this Part