List rental income can be a significant source of revenue for today's direct marketers. MSC maintains a number of list rental files and consequently works closely with many list management agencies. The selections used for list rental can be the same or condensed for the list rental program.

MSC offers an online list tracking system for clients and list brokers who need to manager large number of lists. The online tracking system is a Website on the Internet that is password protected. MSC provides logons to clients and brokers. Each logon will see only lists that they have rented or brokered.

MSC will log receipt of lists into the List Tracking System as well as quantity received and any notes that pertain to the list. In this way, clients and brokers can view at any time the status of the list receipts for a particular job.