Accounts Payable processes invoices based on 30-day terms (unless otherwise specified in the contract) ensuring a successful three-way-match processes. The Plan seeks to partner with a Vendor that has the experience, knowledge, and resources to support all the services outlined in this RFP.When should contract AR be entered into the Contract AR system? Contract AR should be entered when the revenue has been earned but not collected. Mitchell Humphrey Financial Management System. A new Accounts Receivable system was successfully implemented in early April. A CRS Operator will explain the process to you and see if you qualify to enter into an installment agreement. Departments must use the Cash Receipt system to record the receipt of all cash, checks, wires, and credit card payments. The Invoice Processing Fees are for collection of the Accounts and administration of this Agreement. Contingent upon the availability of appropriated funds from which payment for Contract purposes can be made.