How often are there problems with proof of delivery documentation at the deliverypoint?
在发货点交货证明文件发生问题的频率？
2
The widening gap between the two benchmarks is due to a build-up of inventories at Cushing, Oklahoma, the landlocked deliverypoint for the WTI contract.
The Buyer may refuse delivery of Goods not so delivered, or may at it's option arrange for delivery to the deliverypoint at the expense and risk of the Seller.