The seasonal ratings model needs a variety of tweaks. It has outgrown the refinements of requirements as we understand them.
Consider removing update capability from TROLIE. While the ability to read seasonal ratings is definitely required for interop, the process to update them is still widely variable across ISOs.
Seasonal ratings must consider season schedules that may apply differently per-segment.
The seasonal ratings model needs a variety of tweaks. It has outgrown the refinements of requirements as we understand them.