text_combined: parking prior periods sure need handle using instructions prior months would allowed create cashout ticket clear prior period imbalances controller volume management kathy kelly make call kim david brain check think parking done however please verify west east desk economics ensure accuracy consistency parking procedures create storage deal sitara service type parking use service deal path storage account unify way accounted gas unify inject storage account withdrawal storage account opposite parking withdrawal first called loan create two economic deals sitara exchange deal create internal buy sell physical gas economics position purposes invoices fake 3 rd party exchange deal sell cpr pipeline exchange parking gas buy cpr pipeline exchange getting gas back within month parking money exchanges hands except service fees recorded storage deal sell cpr pipeline exchange parking gas price 0 buy cpr pipeline exchange getting gas back price 0 deal crosses month keep risk within desk short term record big loss sell 0 next month record big gain buy 0 manage usually cash desk swaps time risk storage financial book pick time spread loss offsetting gain book captures forward value adjusting physical injections parking within month need adjust swaps adjust p l time spread accordingly otherwise liquidation problems period 1 sell cpr pipeline exchange parking gas price 0 swap firm book index mid period 2 buy cpr pipeline exchange getting gas back price 0 swap firm book index mid