Dear <First>,
Our records indicate that we have not received your payment of $ <Balance> against invoice number <JobNo>, which was due on <DatePayDue>. If you have already sent your payment, please disregard this letter and accept our gratitude.
Sincerely,
<CSR>
Success Press
Phone (555) 123-4567
www.successpress.com
--------------- JOB INFO ----------------
Job Title: <JobTitle>
Your PO No: <PO>
Our Job No: <JobNo>
------------- SHIPPING INFO ----------------
Ship Date: <DateDue> (Estimated)
Ship To:
<Company>
<Address>
<City>, <State> <Zip>
------------- PAYMENT INFO ----------------
Job Total $ <Total>
Paid $ <Paid>
Balance Due $ <Balance>