A client bills customers with invoices generated on a laser printer. The invoice includes a payment
stub that is mailed back to the client with payment. Currently, the client scans the payment stub and
check by utilizing heads-up indexing to apply the index information. Which of the following methods
would be the easiest and LEAST expensive to index the scanned images?

A.
Continue with current method of heads-up indexing of scanned payments

B.
Create Optical Mark Recognition (OMR) or bar coded coversheets that are placed at the beginning
of each payment when scanned with index information

C.
Continue printing invoices on a laser printer but include a bar code with index information on the
submission stub

D.
Purchase indexing software and hardware to automate this process