Central Michigan University Mailroom has organized DHL shipping information for your reference.
DHL web resources
DHL International Express
Call DHL Express at (800) 225-5345 to have the "next day" letter/package picked up or if you have any questions.
Air bills, envelopes and packaging supplies can also be requested by calling (800) 225-5345. Instructions for completing the air bill can be found on the back of each air bill.
NOTE: All charges must be billed against your CMU Business Credit Card.