A bill payable to order is negotiated by the indorsement of the holder completed by delivery.
按照记名人指示付款之汇票，凭执票人背书后交付而构成流通转让。
2
The straight bill of lading is used a lot in the shipping practice, though it can't be negotiated as an order bill of lading or a bearer bill of lading.
虽然记名提单不能像指示提单和空白提单那样自由转让，但是在航运实务中记名提单的使用也较多。
3
If the price can be special, we promise every year the order of the lowest amount, the concrete number needs to be negotiated decision.