With the exception of HD Faculty™'s "Trade Credit Facility" program, all payments that are made by Clients to HD Faculty™ under agreements, are required to be made in immediately available funds at HD Faculty™'s designated office or institution without any withholding, deductions, or setoff. In addition,

1. Claim for Service. HD Faculty™ shall be reimbursed as provided for in the Agreement, on the basis of a properly executed "Claim for Service" form.
2. Claim for Service Arrangement. The "Claim for Service" form is required to be submitted no later than the end of third calendar month after which services were performed. Exceptions to this arrangement may be permitted upon receipt of written request from the Client to HD Faculty™.
3. Payment Instrument. Payment to HD Faculty™ is required to be made by bank transfer, money order, tCurrency™ or cheque [check]. Where payments are made by cheque [check] or money order, it is required to be delivered by certified mail postmarked no later than thirty (30) days subsequent to receipt of the claim for service.