You could end up with poor results when designing a direct mail campaign that combines your inhouse list with one or more rented lists. Merging lists generates a set of conditions that you may not have thought about at the conception stage. It is better to face the challenges before finalizing your design and strategy to avoid last minute alterations that so often occur. Once you determine your strategy, we strongly suggest you rent your lists early and work closely with the personnel handling your data processing.

Preview the lists before agreeing to rent.

Before renting lists, ask to see a sample of the output, not the field layouts, but actual samples of data. Watch for the following: