Point out - even the ISO realizes the contraint about comm price. Set up categories - set for sending to different customers.
WTC Data digestion - at which level? Range+number in range? AC: Up to the parties to determine how and what kind of signal to send. If go back to fierst few pages - all about the party interaction and agreement. If the parties agree 3 level HML. If agree there are 10 levels. then so be it. Critical to send the info in the data model. NOTE number of levels varies in California at least.