All invoices must adhere to the following directive

• Clearly reference a valid Purchase Order number communicated by 91社区

• Only reflect charges authorized by the Purchase Order

• Bear a unique invoice number that was not previously used with 91社区 nor will be re-used on future sales to 91社区

• 滨苍诲颈肠补迟别听the date the invoice was issued

In order for our suppliers to receive payments promptly and accurately, the following instructions must be adhered to:

• Prior to delivering goods or services, supplier must receive an official Purchase Order from the University.
• Unless otherwise authorized by Procurement Services, all purchases by the University are subject to our standard Terms and Conditions