In order to improve and assist our accounting work, you are requested to execute the following procedures for approval of the invoice payment, so as our account can settle the amount in good order.
All routine operational invoice payment such as cost of transportation, barges, OCS, equipment, tools, workers OT, speed boat and etc. those will be designated to get the approval and signature in the invoice by Mr. Benjamin Lee and Mr. Somchai respectively. Therefore, please counter check the invoice in order to verify the invoice amount is correct.
If there is any mis-calculation or incorrect in the invoice, please urge the relevant company to make the correction.
The account shall not settle the payment without the signature for your goodselves.
A special requested is required when the amount is suddenly increased during operation, which to be given verbally advance notice to myself or William or Karen for approval. The company may need your help for negotiation if the amount is not appropriate.
Kindly take up the above work and responsibility. Your achievement of this task is highly appreciated.