NextMark Inc.

What’s the best way to glean the information you need in order to make a decision on whether you should test or not test a particular list? This week, I’d like to lay that out for you.

For those of you new to renting lists, or if you’ve never seen a datacard, you can view thousands of datacards by visiting www.nextmark.com. Nextmark is a tool that industry professionals use to find and recommend lists to mailers. According to Nextmark, there are 60,000 lists currently on the market. Most of the people using this tool are lists brokers — and for the average person,